Pith Number

pith:SAADIG2G

pith:2014:SAADIG2GG53QDVKL7WJ2VEP4W3

not attested not anchored not stored refs pending

Leaving the dark ages with AMIGA

Alberto Manrique, Antoni Sagrist\`a, Eduard Salvador-Sol\'e, Enric Juan, Evanthia Hatziminaoglou, Gladis Magris, Gustavo Bruzual, Jos\'e Mar\'ia Rozas, Kevin Casteels

arxiv:1411.5288 v1 · 2014-11-19 · astro-ph.GA · 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{SAADIG2GG53QDVKL7WJ2VEP4W3}

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	2026-05-18T01:41:29.084649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9000341b46377701d54bfd93aa91fcb6e67f29cf73d78ce7cda9d594b4e92361

Aliases

arxiv: 1411.5288 · arxiv_version: 1411.5288v1 · doi: 10.48550/arxiv.1411.5288 · pith_short_12: SAADIG2GG53Q · pith_short_16: SAADIG2GG53QDVKL · pith_short_8: SAADIG2G

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/SAADIG2GG53QDVKL7WJ2VEP4W3 \
  | 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: 9000341b46377701d54bfd93aa91fcb6e67f29cf73d78ce7cda9d594b4e92361

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b305a82f543082f38b7d7080e451c1dddbab86e321a77759f0a8dc037906be0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-19T16:54:32Z",
    "title_canon_sha256": "55faea9d7e45e531bc256d64f533ac093f2375f67bd3485e0a303c274e134d65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5288",
    "kind": "arxiv",
    "version": 1
  }
}