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Paper Citation Record · LEDGER

Experimental demonstration of a space-time modulated airborne acoustic circulator

As of 20 August 2026, this Paper Citation Record lists 36 of 36 outbound references and 1 inbound Pith citation observation for arXiv:2411.16057.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
2411.16057 v1

Coverage vector

measured 36 of 36 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-12T13:39:23.934993Z

measured 37 of 37 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-20T06:33:59.587034+00:00

measured 1 of 1 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links, observed 2026-08-16T06:05:28.838663Z

measured 0 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: pith, observed 2026-08-16T06:05:29.174873Z

Reference resolution

36 of 36 outbound references displayed

  • verified exact1
  • verified fuzzy13
  • unresolved22
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 312e5cb4-3374-41b3-87ba-a7a014f14655 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 1

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.513793Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.765548Z digest=sha256:4a5069cfd42183722095111fe2ce58df2a660a3894e9bada77add8a4916600c9

Observation 458bb408-8d83-4f7d-8356-7a2e0895e660 · outbound

This paper cites In addition, the proposed modulation strategy is a purely mechanical, magnetless, cost -effective, linear, low-noise system that is easily tunable and scalable.

Experimental demonstration of a space-time modulated airborne acoustic circulator In addition, the proposed modulation strategy is a purely mechanical, magnetless, cost -effective, linear, low-noise system that is easily tunable and scalable

Reference 2

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.530211Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.760161Z digest=sha256:472bd22d99af58e43e24f5f127c1a716b02d3835a3d2bc97ce85779a330209e2

Observation fc8f01dc-e69c-4cfc-b875-9c0fcd6d5ac3 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 3

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.497869Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.770916Z digest=sha256:c19ea5e3cd9f8dc91dba53857f3ea6798770499c093edd36e1062e92fcfaeab4

Observation 9ee8d32b-faf6-4bfc-93e4-a92cc23f5289 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 4

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.480804Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.775831Z digest=sha256:a538d574b944990a51badedd8ee31e7e70e1f0dd61743af5bbc5d3933b8cd6b6

Observation 27cb2480-a1da-4c97-8e76-acfc9f6052ba · outbound

This paper cites In experiment, we only consider the three harmonics⁡ 𝑛 = {−1,0,1}⁡ that dominate the field in the frequency range of interest.

Experimental demonstration of a space-time modulated airborne acoustic circulator In experiment, we only consider the three harmonics⁡ 𝑛 = {−1,0,1}⁡ that dominate the field in the frequency range of interest

Reference 5

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.465164Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.781198Z digest=sha256:daf39e22f327480c7ec1102dee0055794098ca6213afc8adaba3ef5c7bc99383

Observation 0d08b80e-1963-46c9-85aa-ae2a313c86b2 · outbound

This paper cites The thinnest wall is 5 mm thick to ensure good confinement of the acoustic waves.

Experimental demonstration of a space-time modulated airborne acoustic circulator The thinnest wall is 5 mm thick to ensure good confinement of the acoustic waves

Reference 6

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.447199Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.786210Z digest=sha256:ef48bce3072c8e73090e196b46d33128925e27b8197558cf3ec6b78db67eba45

Observation 69ea261a-bbbc-4360-8372-078d1410f9c4 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 7

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.431028Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.791748Z digest=sha256:eb0265ed91038039c48a95afe2adde6f3a7a170eb73b464dd3dc64eda3df26ea

Observation e21ac0e4-ccc1-43ba-9db0-fbe50da4d98f · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 8

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.416590Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.796539Z digest=sha256:c14d26c2adc3d562118f8a353f22f1a12638697537f94732910aefa9ae9d0074

Observation 9188b719-94a8-4f18-854e-1160f7cd1f64 · outbound

This paper cites Fleury, D.

Experimental demonstration of a space-time modulated airborne acoustic circulator Fleury, D

Reference 9

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.401060Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.801763Z digest=sha256:15ab4c49175d7ed9498456b812e801ad09b818eb822e8d1546c869f551e48fa6

Observation 7d696ab6-0f94-45b0-b23a-d6284fed2bfb · outbound

This paper cites Nassar, B.

Experimental demonstration of a space-time modulated airborne acoustic circulator Nassar, B

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.385226Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.806636Z digest=sha256:7927defb1bafb2d0287c3b1b12e275363a8dbccd1f437e1e75c9c50a11a1baac

Observation e17f0fb7-1d76-4c43-96a6-e63af372ddd4 · outbound

This paper cites Kittel, Interaction of spin waves and ultrasonic waves in ferromagnetic crystals, Phys.

Experimental demonstration of a space-time modulated airborne acoustic circulator Kittel, Interaction of spin waves and ultrasonic waves in ferromagnetic crystals, Phys

Reference 11

Resolution
unresolved
no resolver link, observed 2026-08-12T13:39:23.811906Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T13:39:23.811906Z digest=sha256:8cd94ece1b97df9c49638d38fb6fd041afe8d66ec8cfd0d7f09bc5ea078394d4

Observation 33dd199b-9646-4e8f-9ec8-6b68bd9d132a · outbound

This paper cites Liang, X.

Experimental demonstration of a space-time modulated airborne acoustic circulator Liang, X

Reference 12

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.358732Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.816670Z digest=sha256:34fb50c3ac9efc7ca13337ba52ddb3d4410bcc6ed92006fdd8e86238e5ff228a

Observation 4d299648-9348-4563-9983-6596dbe8f307 · outbound

This paper cites Liang, B.

Experimental demonstration of a space-time modulated airborne acoustic circulator Liang, B

Reference 13

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.343440Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.822155Z digest=sha256:89e542a4d2931f4d805caf7b13e3f9f071d2d3bd5a7d45b49ac67fab0e34680c

Observation ab9f0bc9-33e0-46c7-9e2f-ff179d708932 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 14

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.328103Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.826869Z digest=sha256:af5e16579c6c61a2fd14c5eec15385bf647b2c2ef67a8e6f1980e7786e6b174d

Observation e7a6028d-86fa-41d9-810f-972328bb4725 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 15

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.312410Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.831577Z digest=sha256:e09887bd37aa2bd6c1fe2bba9ca088a7a37541201d0c6ef72090fa6dcd511cc1

Observation aaedb968-d72c-4aa4-9637-d04f5f0a510b · outbound

This paper cites Fleury, D.

Experimental demonstration of a space-time modulated airborne acoustic circulator Fleury, D

Reference 16

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.296150Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.836270Z digest=sha256:c37707cbff86ab8b9a2c2e6b2ed799d549af9dc6d427b1f82e3e4f363104de1a

Observation 402376a8-c258-4f06-ae36-d09e1477b983 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 17

Resolution
unresolved
no resolver link, observed 2026-08-12T13:39:23.841384Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-12T13:39:23.841384Z digest=sha256:2a715b968908fbc255d50c6b281e358eb5e92a05d45a3d4e92ca9464d7a21a9b

Observation 14f2f30f-6d4e-495a-9485-104b05713cfe · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 18

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.269314Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.846085Z digest=sha256:60e05c603225ae7a45de9c70cb2d596943b4630228316b4a367b4d82dbff36ad

Observation 4f3703fd-a698-421f-8faf-6a5cb72fd685 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 19

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.253822Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.851123Z digest=sha256:c9d2d207ed7cbb1ebbb0545b8195ea05f5c7b00fad8a90bb411852a568616f22

Observation 5ff97508-e935-45bf-90c0-5a7e7ae40c5c · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 20

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.237875Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.855803Z digest=sha256:e6cc5d41d51f4ccd33b1ad6748179a62b5e23e4348e414a6b325ca56cc15935d

Observation 3923abf7-de3f-47d0-8943-1baa2dc071d3 · outbound

This paper cites Pedergnana, A.

Experimental demonstration of a space-time modulated airborne acoustic circulator Pedergnana, A

Reference 21

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.223108Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.861697Z digest=sha256:a4e53fd179bd567b5888eb26ba86349508853efb99fca81c6af2d72ba014eda6

Observation 63b958ac-fdb3-4bbe-8b78-89d407f5be35 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 22

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.208068Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.866360Z digest=sha256:60e2a96c1d13266ca76e9fa23b4c0497dc2c25501249545e5f60267aef41f970

Observation bc388df5-5cea-45c6-85d1-c05da9a474bf · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 23

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.192418Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.871586Z digest=sha256:1eabd0138a7fd9bcbace19a7030105729ace62dc0b4b58fd299632a3c112e139

Observation e2f18124-68ef-4269-aedc-48a97dfa2d1f · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 24

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.177731Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.876196Z digest=sha256:c403ce87ac864bf95965c055f3db497218f560ef969e9e765257a20b6f86eb2d

Observation 57fbe268-6fc9-48f6-a37b-50476ee6dd19 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 25

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.159771Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.881243Z digest=sha256:655907faa5a4be2994baed13522ef3bc0d6e13539c25d20869b1789334660376

Observation d6ab69b8-f736-4a7a-a352-34bf63774c95 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 26

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.143715Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.885720Z digest=sha256:d649fa4395fb1a385c081027b84bda1ddadb6a43779c244953dce94c12c52a06

Observation 0ecf52eb-740f-4428-8b39-5f6472165ac1 · outbound

This paper cites Malléjac and R.

Experimental demonstration of a space-time modulated airborne acoustic circulator Malléjac and R

Reference 27

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.127712Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.891243Z digest=sha256:7f1ca6127cc9bb32cbed87bfb1510ed870570b42c9bd95892494e67972079437

Observation 5e7f8425-ed4f-4608-a3a0-26d52082610a · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 28

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.111900Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.895763Z digest=sha256:e734dc82d1241e3611d8d67cbbe066e34a19addbf374ded015cee30bbe3e594a

Observation eff9442c-4957-40b9-b5b0-813a434e29fe · outbound

This paper cites Fleury, A.

Experimental demonstration of a space-time modulated airborne acoustic circulator Fleury, A

Reference 29

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.096133Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.901304Z digest=sha256:60ad8ad5e0827303a95f4cdbccdd2fbe8a20708664bbdd5b1559ff740e08c9f6

Observation 50b2ec21-0c29-4b4a-8967-25eb681cf2e7 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 30

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.079921Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.905701Z digest=sha256:fe6efc9c516393bfde0f201c3da64c13a23ebc4097a3e9462f9c19201a86c87e

Observation b55bc316-670a-4a74-8a34-05f0ce45db26 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 31

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.062367Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.910878Z digest=sha256:04cf5ff95e293266829b18f04f239ba5b16038935eedf43075fa45d25a43abd5

Observation df428745-6256-48d5-9df3-3daa91038449 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 32

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:24.045368Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.915511Z digest=sha256:4049a43622d3891c7ae1bf0799631711b2c5e99c7da101a9af3405e6f6841663

Observation 7f1108f6-9e96-486d-8770-56669d826d10 · outbound

This paper cites Fleury, D.

Experimental demonstration of a space-time modulated airborne acoustic circulator Fleury, D

Reference 33

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.029121Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.920477Z digest=sha256:3e804e4e9a9fc9781b1a45d2d6e8539262f9a89c500cb277dea76d7883ae10cb

Observation 0da9c432-f848-4e36-b86a-6e68e329b13e · outbound

This paper cites Darabi, X.

Experimental demonstration of a space-time modulated airborne acoustic circulator Darabi, X

Reference 34

Resolution
verified fuzzy
raw_fallback, observed 2026-08-12T13:39:24.013071Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.924819Z digest=sha256:454e62be95504be5ac4565e2eecc87e21b5ec8ab9b330d0ea73bee9162918111

Observation 9b0ce7eb-49c6-4fbc-b664-7afc41b1b492 · outbound

This paper cites Experimental realization of an active time-modulated acoustic circulator.

Experimental demonstration of a space-time modulated airborne acoustic circulator Experimental realization of an active time-modulated acoustic circulator

Reference 35

Resolution
verified exact
local_arxiv, observed 2026-08-12T13:39:23.979871Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.930009Z digest=sha256:0b29567a7bd7ee52f23548c3a3b9a17ec1ad7dac27144b84f0641f6a35fcef39

Observation 614e9970-c7c2-43c4-b0e2-ebbf219a9bc0 · outbound

This paper cites an unresolved cited work.

Experimental demonstration of a space-time modulated airborne acoustic circulator Unresolved cited work

Reference 36

Resolution
unresolved
raw_fallback, observed 2026-08-12T13:39:23.997161Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=pdf_text observed=2026-08-12T13:39:23.934993Z digest=sha256:456a0d6b90199a5be8b5848ff0bd17a83ea579d8dbf4cee79c6e17c86a025153

Pith citing papers

Observation b3d5bf7a-948b-4b61-9035-a5ce70b3a66a · inbound

Nonreciprocal scattering of elastic waves at time interfaces induced by spatiotemporal modulation cites this paper.

Nonreciprocal scattering of elastic waves at time interfaces induced by spatiotemporal modulation Experimental demonstration of a space-time modulated airborne acoustic circulator

Reference 7

Resolution
metadata mismatch
local_arxiv, observed 2026-08-16T06:05:29.180831Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

source=arxiv_source observed=2026-08-16T06:05:28.838663Z digest=sha256:7b4b32a453a45e53ada939c30e47a962ed3bb21a60741b5c8aadef5cfa53c3ab