Pith Number

pith:I7U32ZMH

pith:2014:I7U32ZMHUCRMOZCWQM6AC6O4CW

not attested not anchored not stored refs pending

Dimensional operators for mathematical morphology on simplicial complexes

Fabio Dias (LIGM), Jean Cousty (LIGM), Laurent Najman (LIGM)

arxiv:1401.5602 v1 · 2014-01-22 · cs.DM · 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{I7U32ZMHUCRMOZCWQM6AC6O4CW}

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	2026-05-18T03:01:25.811047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47e9bd6587a0a2c76456833c0179dc15b62fd87333c99454d3abc95ae8b4830f

Aliases

arxiv: 1401.5602 · arxiv_version: 1401.5602v1 · doi: 10.48550/arxiv.1401.5602 · pith_short_12: I7U32ZMHUCRM · pith_short_16: I7U32ZMHUCRMOZCW · pith_short_8: I7U32ZMH

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/I7U32ZMHUCRMOZCWQM6AC6O4CW \
  | 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: 47e9bd6587a0a2c76456833c0179dc15b62fd87333c99454d3abc95ae8b4830f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "857c1e784629d2264b19fd5d68e6072a5f0e3c65e92a3d8f520cc25ca3efcf62",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-01-22T09:56:25Z",
    "title_canon_sha256": "e58abd45c28c11e8eb645115e7b70462e2080c55d676698767af48c9230cab04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5602",
    "kind": "arxiv",
    "version": 1
  }
}