Pith Number

pith:HWQAVCZO

pith:2008:HWQAVCZOM7X43BIYARZLBRBNME

not attested not anchored not stored refs pending

Bright High z SnIa: A Challenge for LCDM?

A. Shafieloo, L. Perivolaropoulos

arxiv:0811.2802 v2 · 2008-11-17 · astro-ph · gr-qc · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HWQAVCZOM7X43BIYARZLBRBNME}

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	2026-05-18T02:15:20.746753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3da00a8b2e67efcd85180472b0c42d613ff5bcb445ddf86363c48bec4ce0377c

Aliases

arxiv: 0811.2802 · arxiv_version: 0811.2802v2 · doi: 10.48550/arxiv.0811.2802 · pith_short_12: HWQAVCZOM7X4 · pith_short_16: HWQAVCZOM7X43BIY · pith_short_8: HWQAVCZO

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/HWQAVCZOM7X43BIYARZLBRBNME \
  | 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: 3da00a8b2e67efcd85180472b0c42d613ff5bcb445ddf86363c48bec4ce0377c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00068f51f2f4d863775cc29da820768c17fbd77e3ba236187d990561e3a080ea",
    "cross_cats_sorted": [
      "gr-qc",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-17T21:03:50Z",
    "title_canon_sha256": "39c68cde41b632d9ccdfd95a3ac9f0d320dbb031e702f52126916ca438d6e507"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2802",
    "kind": "arxiv",
    "version": 2
  }
}