Pith Number

pith:OTYGFCT3

pith:2023:OTYGFCT37U4H53B52XHIFIM2TD

not attested not anchored not stored refs pending

Amplitude modulation of acoustic waves in accelerating flows quantified using acoustic black and white hole analogues

Berend van Wachem, Fabian Denner, Fabian Sewerin, S\"oren Schenke

arxiv:2308.00064 v1 · 2023-07-31 · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OTYGFCT37U4H53B52XHIFIM2TD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

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Receipt and verification

First computed	2026-07-05T06:39:54.824403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74f0628a7bfd387eec3dd5ce82a19a98f7b6969debaf0fccc8e2bfe8dc7731af

Aliases

arxiv: 2308.00064 · arxiv_version: 2308.00064v1 · doi: 10.48550/arxiv.2308.00064 · pith_short_12: OTYGFCT37U4H · pith_short_16: OTYGFCT37U4H53B5 · pith_short_8: OTYGFCT3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/OTYGFCT37U4H53B52XHIFIM2TD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 74f0628a7bfd387eec3dd5ce82a19a98f7b6969debaf0fccc8e2bfe8dc7731af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9a43c885300a19499ccda32c1f01806b40297427356fa873d63602af03f5e22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2023-07-31T18:36:21Z",
    "title_canon_sha256": "31fc1b991e7cf6691c72c8ff2ec18363516d11a360b30cd5c20adbd0fd08605d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.00064",
    "kind": "arxiv",
    "version": 1
  }
}