Pith Number

pith:NFFNQUEI

pith:2014:NFFNQUEIM3G2ONNTPORHLUADDU

not attested not anchored not stored refs pending

Key point selection and clustering of swimmer coordination through Sparse Fisher-EM

John Komar, Ludovic Seifert, Romain H\'erault

arxiv:1401.1489 v1 · 2014-01-07 · stat.ML · cs.CV · cs.LG · physics.data-an · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFFNQUEIM3G2ONNTPORHLUADDU}

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	2026-05-18T03:03:00.144880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

694ad8508866cda735b37ba275d0031d27675dbe1719b1bc8c2f41fe32b1c073

Aliases

arxiv: 1401.1489 · arxiv_version: 1401.1489v1 · doi: 10.48550/arxiv.1401.1489 · pith_short_12: NFFNQUEIM3G2 · pith_short_16: NFFNQUEIM3G2ONNT · pith_short_8: NFFNQUEI

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/NFFNQUEIM3G2ONNTPORHLUADDU \
  | 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: 694ad8508866cda735b37ba275d0031d27675dbe1719b1bc8c2f41fe32b1c073

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "650652d42fff94cf501ed73c89c892fb6d4165799b67b6d85b84b7a1b4b89a4f",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG",
      "physics.data-an",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-01-07T20:16:05Z",
    "title_canon_sha256": "17e65e559aae6158a9b40709bad4bd42b97dfee11430adc1d910e9f8f1bdeae3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1489",
    "kind": "arxiv",
    "version": 1
  }
}