Pith Number

pith:SFMV4QTA

pith:2004:SFMV4QTAJ7YP7DEDP3YEJKZCBA

not attested not anchored not stored refs pending

Isotropic cosmologies in Weyl geometry

John Miritzis

arxiv:gr-qc/0402039 v1 · 2004-02-09 · 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{SFMV4QTAJ7YP7DEDP3YEJKZCBA}

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	2026-07-04T16:47:41.263579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91595e42604ff0ff8c837ef044ab220834dc711f38edb136266494c680a352a5

Aliases

arxiv: gr-qc/0402039 · arxiv_version: gr-qc/0402039v1 · doi: 10.48550/arxiv.gr-qc/0402039 · pith_short_12: SFMV4QTAJ7YP · pith_short_16: SFMV4QTAJ7YP7DED · pith_short_8: SFMV4QTA

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/SFMV4QTAJ7YP7DEDP3YEJKZCBA \
  | 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: 91595e42604ff0ff8c837ef044ab220834dc711f38edb136266494c680a352a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1378f92ad0d4636800dde03a31b5cdb60e4727c0d045c611b227bd323e42b503",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-02-09T14:22:26Z",
    "title_canon_sha256": "83f2af2d1b36942525d9ec9d0d400baa69ae8f7549c5b90532acc055be6cd68f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0402039",
    "kind": "arxiv",
    "version": 1
  }
}