Pith Number

pith:NYRAK5UN

pith:2004:NYRAK5UN26CQ5X44JGO7QSOWCX

not attested not anchored not stored refs pending

Disk evolution in the Ori OB1 association

(2) CIDA, (3) PUC, (4) CRA, Aurora Sicilia-Aguilar (1), Cambridge, Cesar Briceno (2), Chile, Jesus Hernandez (2), Lee Hartmann (1), MA, Merida, Mexico), Morelia, Nuria Calvet (1), Paola D'Alessio (4) ((1) SAO, Santiago, Sergio Hoyer (3), S. T. Megeath (1), USA, Venezuela

arxiv:astro-ph/0410522 v1 · 2004-10-21 · 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{NYRAK5UN26CQ5X44JGO7QSOWCX}

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	2026-07-04T15:31:17.622228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e2205768dd7850edf9c499df849d615f75d370165d04310c38bc7d2b8fa0ade

Aliases

arxiv: astro-ph/0410522 · arxiv_version: astro-ph/0410522v1 · doi: 10.48550/arxiv.astro-ph/0410522 · pith_short_12: NYRAK5UN26CQ · pith_short_16: NYRAK5UN26CQ5X44 · pith_short_8: NYRAK5UN

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/NYRAK5UN26CQ5X44JGO7QSOWCX \
  | 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: 6e2205768dd7850edf9c499df849d615f75d370165d04310c38bc7d2b8fa0ade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f65866ea32248258a9e1f06b77ee4c9731a8cef0775ad3db903e386f0fe4d60",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-10-21T20:07:52Z",
    "title_canon_sha256": "092a79b3d365b5401ef3b501e161d319409af5366d9911cb9dd2890b15472755"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0410522",
    "kind": "arxiv",
    "version": 1
  }
}