Pith Number

pith:OQUG5BG4

pith:2002:OQUG5BG4JRY5HDHWTCLMMXENUB

not attested not anchored not stored refs pending

Massive z ~ 1.3 evolved galaxies revealed

C. Maraston, F. Ghinassi, F. Mannucci, G. Feulner, M. Longhetti, N. Drory, P. Saracco, P. Severgnini, R. Bender, R. Della Ceca, U. Hopp

arxiv:astro-ph/0211394 v1 · 2002-11-18 · 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{OQUG5BG4JRY5HDHWTCLMMXENUB}

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	2026-07-04T16:31:10.464219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74286e84dc4c71d38cf69896c65c8da042d9c7af46a7a4a107cf5dcdfa93d3ca

Aliases

arxiv: astro-ph/0211394 · arxiv_version: astro-ph/0211394v1 · doi: 10.48550/arxiv.astro-ph/0211394 · pith_short_12: OQUG5BG4JRY5 · pith_short_16: OQUG5BG4JRY5HDHW · pith_short_8: OQUG5BG4

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/OQUG5BG4JRY5HDHWTCLMMXENUB \
  | 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: 74286e84dc4c71d38cf69896c65c8da042d9c7af46a7a4a107cf5dcdfa93d3ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3a8ea8e170196e2a3f3acae6ebba8d1035a46fe6a94e2ec9f26ea25992c1bce",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-11-18T10:09:21Z",
    "title_canon_sha256": "a207ff574b4d327d0ddbb6fa10e9ab0617683681392d446871dad94f496cc784"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0211394",
    "kind": "arxiv",
    "version": 1
  }
}