Pith Number

pith:AT6EVTLN

pith:2018:AT6EVTLNLJRVM35B67UXSMQPCN

not attested not anchored not stored refs pending

Quantized Compressive K-Means

Laurent Jacques, Vincent Schellekens

arxiv:1804.10109 v2 · 2018-04-26 · cs.LG · stat.ML

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

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	2026-05-18T00:09:25.017335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04fc4acd6d5a63566fa1f7e979320f13550697885435e313b420f72bc0805c94

Aliases

arxiv: 1804.10109 · arxiv_version: 1804.10109v2 · doi: 10.48550/arxiv.1804.10109 · pith_short_12: AT6EVTLNLJRV · pith_short_16: AT6EVTLNLJRVM35B · pith_short_8: AT6EVTLN

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/AT6EVTLNLJRVM35B67UXSMQPCN \
  | 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: 04fc4acd6d5a63566fa1f7e979320f13550697885435e313b420f72bc0805c94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a03f21a96dae67a4dcd32fd0af08ff608df09190b4f7bfe07938c4ec9049708c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-04-26T15:24:42Z",
    "title_canon_sha256": "90318703e091a0b4485d4880ffe609e71df409ebe5d4000665b9dec90a755ba9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10109",
    "kind": "arxiv",
    "version": 2
  }
}