Pith Number

pith:4LD5KILQ

pith:2004:4LD5KILQQSX7AYVN6P3HMPLBV6

not attested not anchored not stored refs pending

New release of the ELODIE library

(2) L3AB-Observatoire de Bordeaux), GEPI-Observatoire de Paris, Ph. Prugniel (1) & C. Soubiran (2) ((1) CRAL-Observatoire de Lyon

arxiv:astro-ph/0409214 v2 · 2004-09-09 · 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{4LD5KILQQSX7AYVN6P3HMPLBV6}

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	2026-07-04T14:13:44.228755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2c7d5217084aff062adf3f6763d61afb94d83c0652477ca37080c122bf383e6

Aliases

arxiv: astro-ph/0409214 · arxiv_version: astro-ph/0409214v2 · doi: 10.48550/arxiv.astro-ph/0409214 · pith_short_12: 4LD5KILQQSX7 · pith_short_16: 4LD5KILQQSX7AYVN · pith_short_8: 4LD5KILQ

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/4LD5KILQQSX7AYVN6P3HMPLBV6 \
  | 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: e2c7d5217084aff062adf3f6763d61afb94d83c0652477ca37080c122bf383e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31e1ead707d19706981d5abacb43dee51c578edebae1cfd9a91108224e71e83c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-09-09T08:24:51Z",
    "title_canon_sha256": "4cef32e5a7661dc60b59be859ca5499f1c455de45bfc0bae1121a69617fe2f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0409214",
    "kind": "arxiv",
    "version": 2
  }
}