Pith Number

pith:RIBDEHIC

pith:2013:RIBDEHIC5H3PQFS4ESIFBE3KKD

not attested not anchored not stored refs pending

Moment-angle manifolds, intersection of quadrics and higher dimensional contact manifolds

Alberto Verjovsky, Yadira Barreto

arxiv:1305.3208 v3 · 2013-05-14 · math.SG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RIBDEHIC5H3PQFS4ESIFBE3KKD}

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	2026-05-18T02:55:59.022738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a02321d02e9f6f8165c249050936a50ce4aef6571a0f95d6c8d4cf00fe34afc

Aliases

arxiv: 1305.3208 · arxiv_version: 1305.3208v3 · doi: 10.48550/arxiv.1305.3208 · pith_short_12: RIBDEHIC5H3P · pith_short_16: RIBDEHIC5H3PQFS4 · pith_short_8: RIBDEHIC

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/RIBDEHIC5H3PQFS4ESIFBE3KKD \
  | 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: 8a02321d02e9f6f8165c249050936a50ce4aef6571a0f95d6c8d4cf00fe34afc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1681b01c1a14bbe710fee737107763854bbf3cb207e83e0e132601624f0193d",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2013-05-14T16:55:41Z",
    "title_canon_sha256": "28a4e5bcd2b843172d54fce329467c313a08409e48ba23616a4247e04c789621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3208",
    "kind": "arxiv",
    "version": 3
  }
}