Pith Number

pith:YDPCZ4MN

pith:2012:YDPCZ4MNTKQ5ECJNYRTMTRWIEC

not attested not anchored not stored refs pending

Reduction of metric structures on Courant algebroids

Gil R. Cavalcanti

arxiv:1203.0497 v1 · 2012-03-02 · math.DG · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDPCZ4MNTKQ5ECJNYRTMTRWIEC}

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	2026-05-18T04:01:00.558933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0de2cf18d9aa1d2092dc466c9c6c820a6e1d794950e15332621620d72e268ed

Aliases

arxiv: 1203.0497 · arxiv_version: 1203.0497v1 · doi: 10.48550/arxiv.1203.0497 · pith_short_12: YDPCZ4MNTKQ5 · pith_short_16: YDPCZ4MNTKQ5ECJN · pith_short_8: YDPCZ4MN

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/YDPCZ4MNTKQ5ECJNYRTMTRWIEC \
  | 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: c0de2cf18d9aa1d2092dc466c9c6c820a6e1d794950e15332621620d72e268ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95df271c2e2abb721563dba265bb50a04528db2b640e10646e5f61743b1f604a",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-03-02T15:37:27Z",
    "title_canon_sha256": "8f4ef25ed415948e43fa0128d5910922f0d974deb0affc4f8b7a856ab5767523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0497",
    "kind": "arxiv",
    "version": 1
  }
}