Pith Number

pith:JUYAQSYD

pith:2012:JUYAQSYDHPUXE6XUCGPWR3VETN

not attested not anchored not stored refs pending

Detecting Einstein geodesics: Einstein metrics in projective and conformal geometry

A. Rod Gover, Heather Macbeth

arxiv:1212.6286 v1 · 2012-12-27 · math.DG · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUYAQSYDHPUXE6XUCGPWR3VETN}

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	2026-05-18T03:37:40.316518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d30084b033be9727af4119f68eea49b7368a8af92db2830e26fa1dcf581e285

Aliases

arxiv: 1212.6286 · arxiv_version: 1212.6286v1 · doi: 10.48550/arxiv.1212.6286 · pith_short_12: JUYAQSYDHPUX · pith_short_16: JUYAQSYDHPUXE6XU · pith_short_8: JUYAQSYD

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/JUYAQSYDHPUXE6XUCGPWR3VETN \
  | 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: 4d30084b033be9727af4119f68eea49b7368a8af92db2830e26fa1dcf581e285

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de9e7b1e729c31b1cff0a27ca7c063bc224cd33a882f7bc484a9a54331ec7dd4",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-12-27T01:30:52Z",
    "title_canon_sha256": "f38e8de6007e2aeee840a3752a3f263809597e68092f16a7f1acf3cd6ef7a223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6286",
    "kind": "arxiv",
    "version": 1
  }
}