Pith Number

pith:6LEJRJNZ

pith:2010:6LEJRJNZWEVWOCIOOIPYGUP4YB

not attested not anchored not stored refs pending

The barium isotopic mixture for the metal-poor subgiant star HD140283

A. E. Garc\'ia P\'erez, A. J. Gallagher, S. G. Ryan, W. Aoki

arxiv:1008.3541 v1 · 2010-08-20 · 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{6LEJRJNZWEVWOCIOOIPYGUP4YB}

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	2026-05-18T01:09:23.638933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2c898a5b9b12b67090e721f8351fcc07bb020b660500c9b733647cc1cdd7e0d

Aliases

arxiv: 1008.3541 · arxiv_version: 1008.3541v1 · doi: 10.48550/arxiv.1008.3541 · pith_short_12: 6LEJRJNZWEVW · pith_short_16: 6LEJRJNZWEVWOCIO · pith_short_8: 6LEJRJNZ

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/6LEJRJNZWEVWOCIOOIPYGUP4YB \
  | 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: f2c898a5b9b12b67090e721f8351fcc07bb020b660500c9b733647cc1cdd7e0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "444c2940c20cf4761cd4af80329c93e6bd8a812ac803f1c18c36322647f9396d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-08-20T17:33:50Z",
    "title_canon_sha256": "00d6f662a1c1fdbf734fa8be4b8c75664ee4d4ecd5209d138928b890c1ed73c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3541",
    "kind": "arxiv",
    "version": 1
  }
}