Pith Number

pith:7GP5WUF4

pith:2000:7GP5WUF4SJYV3JT76MBTL2UDAD

not attested not anchored not stored refs pending

BeppoSAX - ROSAT PSPC observations of the Shapley Supercluster: A3562

E. Zucca, G. Zamorani, S. Bardelli, S. De Grandi, S. Ettori, S. Molendi

arxiv:astro-ph/0006014 v1 · 2000-06-01 · 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	2026-05-18T01:07:46.644405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f99fdb50bc92715da67ff30335ea8300ef3f8fe5a43a49fc6288d5897c6b1579

Aliases

arxiv: astro-ph/0006014 · arxiv_version: astro-ph/0006014v1 · doi: 10.48550/arxiv.astro-ph/0006014 · pith_short_12: 7GP5WUF4SJYV · pith_short_16: 7GP5WUF4SJYV3JT7 · pith_short_8: 7GP5WUF4

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/7GP5WUF4SJYV3JT76MBTL2UDAD \
  | 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: f99fdb50bc92715da67ff30335ea8300ef3f8fe5a43a49fc6288d5897c6b1579

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a970cce786bf9600be4507d98e1091cd17473adeecc0b7a380d7d7e00b0bc8c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-06-01T10:00:40Z",
    "title_canon_sha256": "47191add0eb9c86b355a3ef28ff2d9e7f13cc8ae396f581b7c1a89f72661cd8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0006014",
    "kind": "arxiv",
    "version": 1
  }
}