Pith Number

pith:QL7NZTQ4

pith:2013:QL7NZTQ4NLBV2SIS4USFCLIYMC

not attested not anchored not stored refs pending

Efficient Sampling from Time-Varying Log-Concave Distributions

Alexander Rakhlin, Hariharan Narayanan

arxiv:1309.5977 v1 · 2013-09-23 · stat.ML · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QL7NZTQ4NLBV2SIS4USFCLIYMC}

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	2026-05-18T03:12:24.584268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82fedcce1c6ac35d4912e524512d18609c15f8d4c790dc13db95948c697c0d89

Aliases

arxiv: 1309.5977 · arxiv_version: 1309.5977v1 · doi: 10.48550/arxiv.1309.5977 · pith_short_12: QL7NZTQ4NLBV · pith_short_16: QL7NZTQ4NLBV2SIS · pith_short_8: QL7NZTQ4

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/QL7NZTQ4NLBV2SIS4USFCLIYMC \
  | 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: 82fedcce1c6ac35d4912e524512d18609c15f8d4c790dc13db95948c697c0d89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a8185a807d60555333e132e04e501395cf4da79105d6a674153a751687d0edd",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-09-23T20:40:09Z",
    "title_canon_sha256": "9baacac0a1f17066b9b8161a702eda54d29cc68057c253a9c88b37c0de9e00b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5977",
    "kind": "arxiv",
    "version": 1
  }
}