Pith Number

pith:BAZJ7SYP

pith:2005:BAZJ7SYPO6WHYK6PBE3I7C2JUX

not attested not anchored not stored refs pending

The WFPC2 Archival Parallels Project

Anton Koekemoer, B\"ul ent K{\i}z{\i}ltan, Doichin Denchev, Harry Ferguson, Richard Hook, Stefano Casertano, Yogesh Wadadekar

arxiv:astro-ph/0511225 v1 · 2005-11-08 · astro-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T04:36:29.582269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08329fcb0f77ac7c2bcf09368f8b49a5fc211fd39237b2d8640de75b1bc9af3e

Aliases

arxiv: astro-ph/0511225 · arxiv_version: astro-ph/0511225v1 · doi: 10.48550/arxiv.astro-ph/0511225 · pith_short_12: BAZJ7SYPO6WH · pith_short_16: BAZJ7SYPO6WHYK6P · pith_short_8: BAZJ7SYP

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/BAZJ7SYPO6WHYK6PBE3I7C2JUX \
  | 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: 08329fcb0f77ac7c2bcf09368f8b49a5fc211fd39237b2d8640de75b1bc9af3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e47b184e1a633d06d5332f1188cfd8cc0dcaa6dae59e6440e6e7b8aad6624ab4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-11-08T16:21:35Z",
    "title_canon_sha256": "734259e20437839c9fe6fe383ebad37672907f114cd7af2e0ed5a9e5278961e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0511225",
    "kind": "arxiv",
    "version": 1
  }
}