Pith Number

pith:C7NBCW4J

pith:2003:C7NBCW4J45RLXCOIEDU7LVN423

not attested not anchored not stored refs pending

Cosmic Renaissance: The First Sources of Light

Volker Bromm

arxiv:astro-ph/0311292 v1 · 2003-11-12 · 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{C7NBCW4J45RLXCOIEDU7LVN423}

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	2026-07-04T16:37:48.525940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17da115b89e762bb89c820e9f5d5bcd6e6916f4b9655985f56c5feddf8933336

Aliases

arxiv: astro-ph/0311292 · arxiv_version: astro-ph/0311292v1 · doi: 10.48550/arxiv.astro-ph/0311292 · pith_short_12: C7NBCW4J45RL · pith_short_16: C7NBCW4J45RLXCOI · pith_short_8: C7NBCW4J

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/C7NBCW4J45RLXCOIEDU7LVN423 \
  | 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: 17da115b89e762bb89c820e9f5d5bcd6e6916f4b9655985f56c5feddf8933336

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "421aae7a7af231df54c3ec1b7cdb6d649ac193ce5707dd38193ca3bc1b13ae19",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-11-12T19:53:27Z",
    "title_canon_sha256": "235dcfcab730dabfe918d1da1580fcbbf47fee1798d7ecc032fa400ff16a0042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0311292",
    "kind": "arxiv",
    "version": 1
  }
}