Pith Number

pith:EXJ2LLUR

pith:2011:EXJ2LLURTKOIKY53SF7U4M5BNN

not attested not anchored not stored refs pending

Geometric Models with Co-occurrence Groups

Joan Bruna, St\'ephane Mallat

arxiv:1101.5766 v1 · 2011-01-30 · cs.CV · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EXJ2LLURTKOIKY53SF7U4M5BNN}

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	2026-05-18T04:30:24.857981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25d3a5ae919a9c8563bb917f4e33a16b5522887d0a16393703a822a42d6f168e

Aliases

arxiv: 1101.5766 · arxiv_version: 1101.5766v1 · doi: 10.48550/arxiv.1101.5766 · pith_short_12: EXJ2LLURTKOI · pith_short_16: EXJ2LLURTKOIKY53 · pith_short_8: EXJ2LLUR

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/EXJ2LLURTKOIKY53SF7U4M5BNN \
  | 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: 25d3a5ae919a9c8563bb917f4e33a16b5522887d0a16393703a822a42d6f168e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9addac34e214de0a6f8195b97bb64993601935336a29f12724a551572d23e2c",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-01-30T12:05:12Z",
    "title_canon_sha256": "6cbc2098111ac2443eef7a549b9024e15da6f985f526f41d8657095eb95e932e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5766",
    "kind": "arxiv",
    "version": 1
  }
}