Pith Number

pith:FHYA2KB3

pith:2003:FHYA2KB352NYLQ7OF7J7KJ2GXT

not attested not anchored not stored refs pending

Galactic Center Shells and a Recurrent Starburst Model

Univ. Tokyo), Yoshiaki SOFUE (IoA

arxiv:astro-ph/0303328 v1 · 2003-03-14 · 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	2026-05-18T01:40:39.195731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29f00d283bee9b85c3ee2fd3f52746bcfa071c2b170529ee1b4ac1494b2a9ddf

Aliases

arxiv: astro-ph/0303328 · arxiv_version: astro-ph/0303328v1 · doi: 10.48550/arxiv.astro-ph/0303328 · pith_short_12: FHYA2KB352NY · pith_short_16: FHYA2KB352NYLQ7O · pith_short_8: FHYA2KB3

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/FHYA2KB352NYLQ7OF7J7KJ2GXT \
  | 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: 29f00d283bee9b85c3ee2fd3f52746bcfa071c2b170529ee1b4ac1494b2a9ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "825edd0979786d8b05534e49be6d7b9bfa75d9aecfcdaa8e83220ce029b3dc9f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-14T14:38:06Z",
    "title_canon_sha256": "f54028e7a593ba2ffba1e2cdbab4de075d24906ad34faf9f009b942bb4133c49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303328",
    "kind": "arxiv",
    "version": 1
  }
}