Pith Number

pith:E75OMTHA

pith:2021:E75OMTHAR4DRNMZG3QLATUAZ4A

not attested not anchored not stored refs pending

Ultra-Low Noise L-Band Cryogenic Astronomical Receiver for FAST Telescope

Chuan He, Hang Zhang, Hong-Fei Liu, Jin Wang, Jin-You Song, Ming-Lei Guo, Peng Jiang, Sheng-Wang Wang, Xiang-Wei Shi, Yang Wu

arxiv:2103.10677 v1 · 2021-03-19 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E75OMTHAR4DRNMZG3QLATUAZ4A}

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.

Receipt and verification

First computed	2026-07-05T03:12:01.563588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27fae64ce08f0716b326dc1609d019e02a63ee7b96d7fa72ace0bd3ff7c7ac4c

Aliases

arxiv: 2103.10677 · arxiv_version: 2103.10677v1 · doi: 10.48550/arxiv.2103.10677 · pith_short_12: E75OMTHAR4DR · pith_short_16: E75OMTHAR4DRNMZG · pith_short_8: E75OMTHA

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/E75OMTHAR4DRNMZG3QLATUAZ4A \
  | 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: 27fae64ce08f0716b326dc1609d019e02a63ee7b96d7fa72ace0bd3ff7c7ac4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9c535ea4a163b10240806a56d43e6fae135ff160a096ca6e8a828bd707123d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-03-19T08:03:24Z",
    "title_canon_sha256": "493f809a259761c43a74edafd390a081e7600be172d52925b8bd9e48856550ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.10677",
    "kind": "arxiv",
    "version": 1
  }
}