Pith Number

pith:SFNM4CK2

pith:2021:SFNM4CK2EH53JVNM55PMPCKHCI

not attested not anchored not stored refs pending

Searching for orbital decay in a heartbeat star system KIC 3766353

Chen Jiang, Cong Yu, Hubiao Niu, Jian-Wen Ou, Ming Yang

arxiv:2109.12466 v1 · 2021-09-26 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFNM4CK2EH53JVNM55PMPCKHCI}

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	2026-07-05T03:22:01.500687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

915ace095a21fbb4d5acef5ec78947123b8f6f376d1d7ad103b44be6b2f2ae06

Aliases

arxiv: 2109.12466 · arxiv_version: 2109.12466v1 · doi: 10.48550/arxiv.2109.12466 · pith_short_12: SFNM4CK2EH53 · pith_short_16: SFNM4CK2EH53JVNM · pith_short_8: SFNM4CK2

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/SFNM4CK2EH53JVNM55PMPCKHCI \
  | 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: 915ace095a21fbb4d5acef5ec78947123b8f6f376d1d7ad103b44be6b2f2ae06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "485bacdc55b49e7eb6329f6fdfbfbe0223c41ac6bcf552d6c3320d897f264ef9",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-09-26T00:37:32Z",
    "title_canon_sha256": "45976830d315935838f6f25753a7495248d1d0c5debc99d4e0abd3f4652c4593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12466",
    "kind": "arxiv",
    "version": 1
  }
}