Pith Number

pith:TP4V66TJ

pith:2010:TP4V66TJKTABD3W5EAGL7OGZWB

not attested not anchored not stored refs pending

Oxygen isotopic ratios in cool R Coronae Borealis stars

D. Anibal Garcia-Hernandez, David L. Lambert, Ken H. Hinkle, Kjell Eriksson, N. Kameswara Rao

arxiv:1003.2901 v1 · 2010-03-15 · 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{TP4V66TJKTABD3W5EAGL7OGZWB}

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	2026-05-18T02:08:33.908104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bf95f7a6954c011eedd200cbfb8d9b04ddafc6be517f982d7285004a72d7a70

Aliases

arxiv: 1003.2901 · arxiv_version: 1003.2901v1 · doi: 10.48550/arxiv.1003.2901 · pith_short_12: TP4V66TJKTAB · pith_short_16: TP4V66TJKTABD3W5 · pith_short_8: TP4V66TJ

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/TP4V66TJKTABD3W5EAGL7OGZWB \
  | 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: 9bf95f7a6954c011eedd200cbfb8d9b04ddafc6be517f982d7285004a72d7a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "084dc05806cf1486d1d2af13c4ba8ce2a124e85ecc9c53e77a8072a1a4f69d82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-15T11:40:52Z",
    "title_canon_sha256": "62c0d3d6e3125447749fa47a87f14843ba34e6dc7b7d9e4eb8da7fba7f184979"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2901",
    "kind": "arxiv",
    "version": 1
  }
}