Pith Number

pith:ZQ3WAX7V

pith:2007:ZQ3WAX7VHNATDCD3TA4RBSFC5Y

not attested not anchored not stored refs pending

The evolution of the mass-metallicity relation at z~3

A. Cimatti, A. Fontana, A. Grazian, A. Marconi, A. Pipino, F. Cocchia, F. Mannucci, F. Matteucci, G.L. Granato, G. Pastorini, G. Risaliti, L. Pentericci, L. Silva, M. Salvati, R. Maiolino, S. Ballero, T. Nagao

arxiv:0712.2880 v1 · 2007-12-18 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQ3WAX7VHNATDCD3TA4RBSFC5Y}

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	2026-05-18T04:36:41.652962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc37605ff53b4131887b983910c8a2ee300d6d8da8e03d3fbed14305434b6588

Aliases

arxiv: 0712.2880 · arxiv_version: 0712.2880v1 · doi: 10.48550/arxiv.0712.2880 · pith_short_12: ZQ3WAX7VHNAT · pith_short_16: ZQ3WAX7VHNATDCD3 · pith_short_8: ZQ3WAX7V

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/ZQ3WAX7VHNATDCD3TA4RBSFC5Y \
  | 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: cc37605ff53b4131887b983910c8a2ee300d6d8da8e03d3fbed14305434b6588

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b28359a35d6cc81015258eb5161df104f3c8edfecef1e431ed41fd76dc0f89fb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-12-18T05:30:53Z",
    "title_canon_sha256": "a6cd96cbb589b46f591f349e6b8c7fc301330923ff0e2cafee3c2d00bea7873d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.2880",
    "kind": "arxiv",
    "version": 1
  }
}