Pith Number

pith:KWBFOHZ5

pith:2011:KWBFOHZ5V7XHAM6O2TR7FVCGSS

not attested not anchored not stored refs pending

A Tool for Integer Homology Computation: Lambda-At Model

Belen Medrano, Maria Jose Jimenez, Pedro Real, Rocio Gonzalez-Diaz

arxiv:1105.4480 v1 · 2011-05-23 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KWBFOHZ5V7XHAM6O2TR7FVCGSS}

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	2026-05-18T04:21:29.209740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5582571f3dafee7033ced4e3f2d44694bfedc681a603bbfc0f122aa68abc2092

Aliases

arxiv: 1105.4480 · arxiv_version: 1105.4480v1 · doi: 10.48550/arxiv.1105.4480 · pith_short_12: KWBFOHZ5V7XH · pith_short_16: KWBFOHZ5V7XHAM6O · pith_short_8: KWBFOHZ5

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/KWBFOHZ5V7XHAM6O2TR7FVCGSS \
  | 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: 5582571f3dafee7033ced4e3f2d44694bfedc681a603bbfc0f122aa68abc2092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5667019578f4f5dc89d865092efb2fdc068533a5d92a1cfff786e4785e7cc14a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-05-23T12:40:06Z",
    "title_canon_sha256": "a0085d6d5bac928366062b844e4810222388856bbb1c9aaff0ee5b975db57cd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4480",
    "kind": "arxiv",
    "version": 1
  }
}