Pith Number

pith:BUUWOOGP

pith:2010:BUUWOOGPQG2MRT2JOL6ABCN7HZ

not attested not anchored not stored refs pending

The Origin of the Mass-Metallicity relation: an analytical approach

2), (2) I.N.A.F. Osservatorio Astronomico di Trieste, (3) Vienna University, Austria), E. Spitoni (1), F. Calura (2), F. Matteucci (1, Italy, Sezione di Astronomia, S. Recchi (3) ((1) Dipartimento di Fisica, Universita' di Trieste

arxiv:1001.4374 v1 · 2010-01-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BUUWOOGPQG2MRT2JOL6ABCN7HZ}

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	2026-05-18T03:31:18.210103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d296738cf81b4c8cf4972fc0089bf3e7dd3b167ac9ac85968f338104fb050dc

Aliases

arxiv: 1001.4374 · arxiv_version: 1001.4374v1 · doi: 10.48550/arxiv.1001.4374 · pith_short_12: BUUWOOGPQG2M · pith_short_16: BUUWOOGPQG2MRT2J · pith_short_8: BUUWOOGP

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/BUUWOOGPQG2MRT2JOL6ABCN7HZ \
  | 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: 0d296738cf81b4c8cf4972fc0089bf3e7dd3b167ac9ac85968f338104fb050dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6b62ffef5a5e3cb8569d14f0a464e3c55705978b5308d00b4564c0868c6d7d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-25T10:34:54Z",
    "title_canon_sha256": "5b0e62bd591500f4d9df375d2af1beedc084cedb7b0ce23bb7e9e78fa6026aa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.4374",
    "kind": "arxiv",
    "version": 1
  }
}