Pith Number

pith:2K5M6XT4

pith:2010:2K5M6XT4JPVPBFM5IFQERIAP6S

not attested not anchored not stored refs pending

Curvature operators and scalar curvature invariants

A. Coley, S. Hervik

arxiv:1002.0505 v1 · 2010-02-02 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2K5M6XT4JPVPBFM5IFQERIAP6S}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:09:20.896856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2bacf5e7c4beaf0959d416048a00ff4887c60a7a3a477078d09a2f9199d3434

Aliases

arxiv: 1002.0505 · arxiv_version: 1002.0505v1 · doi: 10.48550/arxiv.1002.0505 · pith_short_12: 2K5M6XT4JPVP · pith_short_16: 2K5M6XT4JPVPBFM5 · pith_short_8: 2K5M6XT4

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/2K5M6XT4JPVPBFM5IFQERIAP6S \
  | 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: d2bacf5e7c4beaf0959d416048a00ff4887c60a7a3a477078d09a2f9199d3434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b21a5746c3e6b4b167b7f917cfe2b776428d1afd699aa06b1e37912749cd0e6",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-02-02T15:07:15Z",
    "title_canon_sha256": "defbf88526ec323631129398d1373ae28a4f9d2bc73f1fa48603d7e9d0e1a36c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.0505",
    "kind": "arxiv",
    "version": 1
  }
}