Pith Number

pith:F4MAMMJ7

pith:2019:F4MAMMJ7BMCT5TXSEACIHORY2K

not attested not anchored not stored refs pending

Differential abundances of open clusters and their tidal tails: chemical tagging and chemical homogeneity

C. Soubiran, L. Casamiquela, M. Tucci Maia, P. Jofr\'e, S. Blanco-Cuaresma, U. Heiter, Y. Tarricq

arxiv:1912.08539 v1 · 2019-12-18 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4MAMMJ7BMCT5TXSEACIHORY2K}

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	2026-07-05T00:45:17.481771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f1806313f0b053ecef2200483ba38d286d43fe9ed4b556cb9a6a19af2e6e227

Aliases

arxiv: 1912.08539 · arxiv_version: 1912.08539v1 · doi: 10.48550/arxiv.1912.08539 · pith_short_12: F4MAMMJ7BMCT · pith_short_16: F4MAMMJ7BMCT5TXS · pith_short_8: F4MAMMJ7

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/F4MAMMJ7BMCT5TXSEACIHORY2K \
  | 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: 2f1806313f0b053ecef2200483ba38d286d43fe9ed4b556cb9a6a19af2e6e227

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f586ccde2b5f5b905d20e3aefa0600725ccdfed47514c3ac131ba3ebe2d25e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-12-18T11:44:13Z",
    "title_canon_sha256": "b6692c464a1c763a88a25d9364a67436c0d7fcc9a6d83bc5b5476f26a2ab1d20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.08539",
    "kind": "arxiv",
    "version": 1
  }
}