Pith Number

pith:OR4KFS6O

pith:2012:OR4KFS6OINMUBZXA7WVVYDY35Y

not attested not anchored not stored refs pending

Non-geometric strings, symplectic gravity and differential geometry of Lie algebroids

Andreas Deser, Erik Plauschinn, Felix Rennecke, Ralph Blumenhagen

arxiv:1211.0030 v2 · 2012-10-31 · hep-th · 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{OR4KFS6OINMUBZXA7WVVYDY35Y}

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	2026-05-18T03:28:05.469843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7478a2cbce435940e6e0fdab5c0f1bee36acc266a39e30d565fc4de3a33ebcc2

Aliases

arxiv: 1211.0030 · arxiv_version: 1211.0030v2 · doi: 10.48550/arxiv.1211.0030 · pith_short_12: OR4KFS6OINMU · pith_short_16: OR4KFS6OINMUBZXA · pith_short_8: OR4KFS6O

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/OR4KFS6OINMUBZXA7WVVYDY35Y \
  | 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: 7478a2cbce435940e6e0fdab5c0f1bee36acc266a39e30d565fc4de3a33ebcc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3be3bba5fb52e19edf7a8ad0c70152b583815625e17b04bd0c98a6416bcecaa",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-10-31T21:09:18Z",
    "title_canon_sha256": "a668290e3257240c0d12feb969d1535810263f79e99257d119dec1581c14eb13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0030",
    "kind": "arxiv",
    "version": 2
  }
}