Pith Number

pith:BLFANRDL

pith:2004:BLFANRDLJCEL6G3HV4BHL2AXQT

not attested not anchored not stored refs pending

Cosmography: Cosmology without the Einstein equations

Matt Visser

arxiv:gr-qc/0411131 v1 · 2004-11-27 · 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{BLFANRDLJCEL6G3HV4BHL2AXQT}

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

Kinematic Probes of Type-II MMG: Pad\'e Cosmographic Analysis of VCDM

Receipt and verification

First computed	2026-07-04T17:31:20.576868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aca06c46b4888bf1b67af0275e81784d278659b90fe62fc24b1117055f55350

Aliases

arxiv: gr-qc/0411131 · arxiv_version: gr-qc/0411131v1 · doi: 10.48550/arxiv.gr-qc/0411131 · pith_short_12: BLFANRDLJCEL · pith_short_16: BLFANRDLJCEL6G3H · pith_short_8: BLFANRDL

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/BLFANRDLJCEL6G3HV4BHL2AXQT \
  | 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: 0aca06c46b4888bf1b67af0275e81784d278659b90fe62fc24b1117055f55350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24a8df8aa4831d3a2a59980574e9f84596e291df4cf8ad9fd5e457f54abb09fd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-11-27T19:10:06Z",
    "title_canon_sha256": "9962ac8fbe47b9fa7ec7ad8b6d0554f309875499877f10dcb8b32024ea204ef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0411131",
    "kind": "arxiv",
    "version": 1
  }
}