Pith Number

pith:TJPCJ5EM

pith:2004:TJPCJ5EMN35RRUQMXGYHPMAUB6

not attested not anchored not stored refs pending

Detecting Primordial Stars

Nino Panagia (ESA/STScI)

arxiv:astro-ph/0410235 v1 · 2004-10-08 · 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{TJPCJ5EMN35RRUQMXGYHPMAUB6}

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	2026-05-18T01:27:16.536178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a5e24f48c6efb18d20cb9b077b0140fb293fc431cd7220d4bf15950778b85f5

Aliases

arxiv: astro-ph/0410235 · arxiv_version: astro-ph/0410235v1 · doi: 10.48550/arxiv.astro-ph/0410235 · pith_short_12: TJPCJ5EMN35R · pith_short_16: TJPCJ5EMN35RRUQM · pith_short_8: TJPCJ5EM

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/TJPCJ5EMN35RRUQMXGYHPMAUB6 \
  | 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: 9a5e24f48c6efb18d20cb9b077b0140fb293fc431cd7220d4bf15950778b85f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de541062cdbf9335d3be12928dae390e7bea20f55af183a1773f1c46af0b030d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-10-08T18:02:45Z",
    "title_canon_sha256": "27d3c9e2ee1a44f7d12dcfe36234828dc666440df44a026fddeda3fcda0d7b90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0410235",
    "kind": "arxiv",
    "version": 1
  }
}