Pith Number

pith:FCXXZ73T

pith:2013:FCXXZ73TKVPPF3TD5P42ZUHO4P

not attested not anchored not stored refs pending

Lithium abundance in the metal-poor open cluster NGC 2243

K. Biazzo, L. Pasquini, P. Bonifacio, P. Francois, R. Palsa

arxiv:1303.3027 v1 · 2013-03-12 · 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{FCXXZ73TKVPPF3TD5P42ZUHO4P}

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	2026-05-18T01:51:08.014498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28af7cff73555ef2ee63ebf9acd0eee3db71c73836611385b67e9a335b93c08b

Aliases

arxiv: 1303.3027 · arxiv_version: 1303.3027v1 · doi: 10.48550/arxiv.1303.3027 · pith_short_12: FCXXZ73TKVPP · pith_short_16: FCXXZ73TKVPPF3TD · pith_short_8: FCXXZ73T

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/FCXXZ73TKVPPF3TD5P42ZUHO4P \
  | 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: 28af7cff73555ef2ee63ebf9acd0eee3db71c73836611385b67e9a335b93c08b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4793c9f924795ccc16b2e1c82c1143b826e8834beaa1c8caaa9d23bdfa883a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-12T21:00:01Z",
    "title_canon_sha256": "651209f08108ba3e2fa0f34586ac88c740b9a380fa5ffc180b5d99782176cbf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3027",
    "kind": "arxiv",
    "version": 1
  }
}