Pith Number

pith:4FABM267

pith:2001:4FABM267SO6BHTLHRHPRZFPTFA

not attested not anchored not stored refs pending

The globular cluster system of M31

P. Jablonka

arxiv:astro-ph/0107302 v1 · 2001-07-17 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4FABM267SO6BHTLHRHPRZFPTFA}

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	2026-07-04T14:11:23.062143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e140166bdf93bc13cd6789df1c95f3280fffa799565aadf5bb3986c92d64cddc

Aliases

arxiv: astro-ph/0107302 · arxiv_version: astro-ph/0107302v1 · doi: 10.48550/arxiv.astro-ph/0107302 · pith_short_12: 4FABM267SO6B · pith_short_16: 4FABM267SO6BHTLH · pith_short_8: 4FABM267

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/4FABM267SO6BHTLHRHPRZFPTFA \
  | 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: e140166bdf93bc13cd6789df1c95f3280fffa799565aadf5bb3986c92d64cddc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e91ba54ce74463199ddd8f3e39dab164ddfaca3032d7e26cf924e47d9d449281",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-07-17T11:25:13Z",
    "title_canon_sha256": "a45b2e48bd1d90540b7bdaba5588bdbdefdf4a00354d77338fc9964a1f74c965"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0107302",
    "kind": "arxiv",
    "version": 1
  }
}