Pith Number

pith:56HNNR6N

pith:2014:56HNNR6NMQUYWKSSTTO43FQGMD

not attested not anchored not stored refs pending

A Be-type star with a black hole companion

A. Herrero, I. Negueruela, I. Ribas, J. Casares, J. M. Paredes, M. Ribo, S. Simon-Diaz

arxiv:1401.3711 v1 · 2014-01-15 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{56HNNR6NMQUYWKSSTTO43FQGMD}

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

GW240925 and GW250207: Astrophysical Calibration of Gravitational-wave Detectors

Receipt and verification

First computed	2026-05-18T03:02:07.882204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef8ed6c7cd64298b2a529cddcd960660dfe0fb8c7599a6d4f980b336420a66e9

Aliases

arxiv: 1401.3711 · arxiv_version: 1401.3711v1 · doi: 10.48550/arxiv.1401.3711 · pith_short_12: 56HNNR6NMQUY · pith_short_16: 56HNNR6NMQUYWKSS · pith_short_8: 56HNNR6N

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/56HNNR6NMQUYWKSSTTO43FQGMD \
  | 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: ef8ed6c7cd64298b2a529cddcd960660dfe0fb8c7599a6d4f980b336420a66e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "884196bc549d83e4f4cc7060228ab1089006662553bab36f20a5df518c7ae4ee",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-15T19:22:20Z",
    "title_canon_sha256": "2909c3053a4ced5770dcbbb6c1ce7c5867717639e9794dff58f174544c7d94be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3711",
    "kind": "arxiv",
    "version": 1
  }
}