Pith Number

pith:BQ2PX54K

pith:2019:BQ2PX54KYAZGNUMUDNLBZOYL2G

not attested not anchored not stored refs pending

A COLD Approach to Generating Optimal Samples

Jos\'e Miguel Hern\'andez-Lobato, Omar Mahmood

arxiv:1905.09885 v1 · 2019-05-23 · cs.LG · q-bio.BM · q-bio.QM · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BQ2PX54KYAZGNUMUDNLBZOYL2G}

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	2026-05-17T23:45:14.162513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c34fbf78ac03266d1941b561cbb0bd1a4a46abad3b6b9490f26214c42a0b349

Aliases

arxiv: 1905.09885 · arxiv_version: 1905.09885v1 · doi: 10.48550/arxiv.1905.09885 · pith_short_12: BQ2PX54KYAZG · pith_short_16: BQ2PX54KYAZGNUMU · pith_short_8: BQ2PX54K

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/BQ2PX54KYAZGNUMUDNLBZOYL2G \
  | 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: 0c34fbf78ac03266d1941b561cbb0bd1a4a46abad3b6b9490f26214c42a0b349

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "979042869eca68ffa0291c536b2f7c811ee5921a6a2fcd5d4c73e57ae1aaf501",
    "cross_cats_sorted": [
      "q-bio.BM",
      "q-bio.QM",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-23T19:32:03Z",
    "title_canon_sha256": "a1ed63d548c31a8a203c5fe8731e844f192390f63bb541eb2908a9d21edd5d80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.09885",
    "kind": "arxiv",
    "version": 1
  }
}