Pith Number

pith:PR7GEMMI

pith:2008:PR7GEMMICGBM5XGE5FJOR57C5J

not attested not anchored not stored refs pending

Cosmographic Hubble fits to the supernova data

Celine Cattoen (Victoria University of Wellington), Matt Visser (Victoria University of Wellington)

arxiv:0809.0537 v1 · 2008-09-03 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PR7GEMMICGBM5XGE5FJOR57C5J}

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.

Cited by

1 paper in Pith

Cosmic distance duality after DESI 2024 data release and dark energy evolution

Receipt and verification

First computed	2026-07-04T15:29:13.949686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c7e6231881182cedcc4e952e8f7e2ea43378656075f1fddb573480ace46b923

Aliases

arxiv: 0809.0537 · arxiv_version: 0809.0537v1 · doi: 10.48550/arxiv.0809.0537 · pith_short_12: PR7GEMMICGBM · pith_short_16: PR7GEMMICGBM5XGE · pith_short_8: PR7GEMMI

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/PR7GEMMICGBM5XGE5FJOR57C5J \
  | 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: 7c7e6231881182cedcc4e952e8f7e2ea43378656075f1fddb573480ace46b923

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "291f2b83adf1433fa4449bfff203cadbe8d565a87942c5eb3e22befd6de8c3dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-09-03T02:09:57Z",
    "title_canon_sha256": "314708effa88989c90721dff02dfff9c5161673ae503602d9129e42c670e3c53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.0537",
    "kind": "arxiv",
    "version": 1
  }
}