Pith Number

pith:JVVS3CGB

pith:2012:JVVS3CGBZQ5KK2V37SBETS6AYW

not attested not anchored not stored refs pending

The barium isotopic fractions in five metal-poor stars

A. E. Garcia Perez, A. Hosford, A. J. Gallagher, S. G. Ryan, S. Honda, W. Aoki

arxiv:1201.1757 v1 · 2012-01-09 · 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{JVVS3CGBZQ5KK2V37SBETS6AYW}

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	2026-05-18T01:58:54.113680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d6b2d88c1cc3aa56abbfc8249cbc0c5b50d95da46c636d9ae8a38b3d4e38e2d

Aliases

arxiv: 1201.1757 · arxiv_version: 1201.1757v1 · doi: 10.48550/arxiv.1201.1757 · pith_short_12: JVVS3CGBZQ5K · pith_short_16: JVVS3CGBZQ5KK2V3 · pith_short_8: JVVS3CGB

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/JVVS3CGBZQ5KK2V37SBETS6AYW \
  | 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: 4d6b2d88c1cc3aa56abbfc8249cbc0c5b50d95da46c636d9ae8a38b3d4e38e2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75c9b6da390c903eab5636c9739b3e622f5921102e633690a1d39c25ae029c37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-09T13:49:15Z",
    "title_canon_sha256": "ca893281e891bbd52c86f35657e9da80923d714917ad4c91719fce95e4fb903b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1757",
    "kind": "arxiv",
    "version": 1
  }
}