Pith Number

pith:2O36CCBQ

pith:2011:2O36CCBQGBQA5CEBGI3HJ52WII

not attested not anchored not stored refs pending

A lack of close binaries among hot horizontal branch stars in globular clusters. II. NGC\,2808

C. Moni Bidin, G. Piotto, S. Villanova, Y. Momany

arxiv:1102.1699 v1 · 2011-02-08 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2O36CCBQGBQA5CEBGI3HJ52WII}

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	2026-05-18T02:03:15.225505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3b7e1083030600e8881323674f756420d631304d5dd053350d3f975d44e8f9f

Aliases

arxiv: 1102.1699 · arxiv_version: 1102.1699v1 · doi: 10.48550/arxiv.1102.1699 · pith_short_12: 2O36CCBQGBQA · pith_short_16: 2O36CCBQGBQA5CEB · pith_short_8: 2O36CCBQ

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/2O36CCBQGBQA5CEBGI3HJ52WII \
  | 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: d3b7e1083030600e8881323674f756420d631304d5dd053350d3f975d44e8f9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a6d3ae12ec4e7f31f97f8299527f2105e74686f2e4945c4ffdbbe07ea42fc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-08T19:38:52Z",
    "title_canon_sha256": "417d7a7ef2c37d13c357d0bc80b64dcf2b6eb7ce091c9c3c26d5ecc5d0856198"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1699",
    "kind": "arxiv",
    "version": 1
  }
}