Pith Number

pith:7LGVEQNF

pith:2005:7LGVEQNFEADVBN3YF2M5NMTOAB

not attested not anchored not stored refs pending

Metrics that realize all Lorentzian holonomy algebras

Anton S. Galaev

arxiv:math/0502575 v2 · 2005-02-28 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LGVEQNFEADVBN3YF2M5NMTOAB}

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	2026-05-18T01:38:26.919285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

facd5241a5200750b7782e99d6b26e007c8a92b38faca13209e5c86a0d29c4ea

Aliases

arxiv: math/0502575 · arxiv_version: math/0502575v2 · doi: 10.48550/arxiv.math/0502575 · pith_short_12: 7LGVEQNFEADV · pith_short_16: 7LGVEQNFEADVBN3Y · pith_short_8: 7LGVEQNF

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/7LGVEQNFEADVBN3YF2M5NMTOAB \
  | 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: facd5241a5200750b7782e99d6b26e007c8a92b38faca13209e5c86a0d29c4ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30047983ecefb9b333af86278d801128013876ffd2cebd4c173bd63d8bb8e1b1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2005-02-28T14:39:50Z",
    "title_canon_sha256": "1fd7ec27161184b9070f60016cac5cfb053455b5fbf6985ea3edee061a6a39b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0502575",
    "kind": "arxiv",
    "version": 2
  }
}