Pith Number

pith:4FB7ZCTZ

pith:2000:4FB7ZCTZAECGWMMEWCDO6N5BMR

not attested not anchored not stored refs pending

Constraints on Cosmological Anisotropy out to z=1 from Supernovae Ia

1) ((1) Hebrew University, (2) IoA, Cambridge), Ofer Lahav (2, Tsafrir S. Kolatt (1)

arxiv:astro-ph/0008041 v1 · 2000-08-02 · 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{4FB7ZCTZAECGWMMEWCDO6N5BMR}

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	2026-05-18T01:40:47.437396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e143fc8a7901046b3184b086ef37a1645b551d07756b75d0ce2569872f6dee6a

Aliases

arxiv: astro-ph/0008041 · arxiv_version: astro-ph/0008041v1 · doi: 10.48550/arxiv.astro-ph/0008041 · pith_short_12: 4FB7ZCTZAECG · pith_short_16: 4FB7ZCTZAECGWMME · pith_short_8: 4FB7ZCTZ

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/4FB7ZCTZAECGWMMEWCDO6N5BMR \
  | 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: e143fc8a7901046b3184b086ef37a1645b551d07756b75d0ce2569872f6dee6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdcfe7ae1f3a14474e4f21c0f2d8b917ca5d47dde122cfdf5aeea51079ab792a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-08-02T11:27:54Z",
    "title_canon_sha256": "7ef3a79de6c64e2fdeb60ca278059cc3e9a39e0647b469f2387dd10ca454b551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0008041",
    "kind": "arxiv",
    "version": 1
  }
}