Pith Number

pith:ZEFRXBJU

pith:2011:ZEFRXBJUNBZ3WEH2P57W3IGY6H

not attested not anchored not stored refs pending

Cubical Cohomology Ring of 3D Photographs

Belen Medrano, Maria Jose Jimenez, Rocio Gonzalez-Diaz

arxiv:1105.4183 v1 · 2011-05-20 · 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{ZEFRXBJUNBZ3WEH2P57W3IGY6H}

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	2026-05-18T04:21:29.625728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c90b1b85346873bb10fa7f7f6da0d8f1d0316638b9d41ab218f4bf9d60618229

Aliases

arxiv: 1105.4183 · arxiv_version: 1105.4183v1 · doi: 10.48550/arxiv.1105.4183 · pith_short_12: ZEFRXBJUNBZ3 · pith_short_16: ZEFRXBJUNBZ3WEH2 · pith_short_8: ZEFRXBJU

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/ZEFRXBJUNBZ3WEH2P57W3IGY6H \
  | 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: c90b1b85346873bb10fa7f7f6da0d8f1d0316638b9d41ab218f4bf9d60618229

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6bd8ad9d3a179aa44e08f34b8c30189e643b4ad58704a7ec437aff923c54b6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-05-20T22:12:41Z",
    "title_canon_sha256": "fb0de7fa644aa485d2ae55f8cec168bcd7d3b0d4a8551bc39f598f77e08016b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.4183",
    "kind": "arxiv",
    "version": 1
  }
}