Pith Number

pith:RGQMXR2V

pith:2013:RGQMXR2V6DUSOL2CDFB3PBDQSP

not attested not anchored not stored refs pending

A generalization of contact metric manifolds

J. H. Kim, J. H. Park, K. Sekigawa

arxiv:1312.5395 v1 · 2013-12-19 · 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{RGQMXR2V6DUSOL2CDFB3PBDQSP}

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	2026-05-18T03:04:14.878068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89a0cbc755f0e9272f421943b7847093d54180c8c010685265d8181e2875ebb9

Aliases

arxiv: 1312.5395 · arxiv_version: 1312.5395v1 · doi: 10.48550/arxiv.1312.5395 · pith_short_12: RGQMXR2V6DUS · pith_short_16: RGQMXR2V6DUSOL2C · pith_short_8: RGQMXR2V

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/RGQMXR2V6DUSOL2CDFB3PBDQSP \
  | 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: 89a0cbc755f0e9272f421943b7847093d54180c8c010685265d8181e2875ebb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9914a52a704fac95cad9bd4216aef21ae03ac8ea92b23f1bd65cf5c833431f31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-12-19T02:54:03Z",
    "title_canon_sha256": "b2f50f38854a492dbd2afad86876ae90622b73adc5e7c239e104d31debfac3bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5395",
    "kind": "arxiv",
    "version": 1
  }
}