Pith Number

pith:R2ZTFQC5

pith:2015:R2ZTFQC5PCCA4LFWKISSSGSSAZ

not attested not anchored not stored refs pending

Towards Machine Wald

Clint Scovel, Houman Owhadi

arxiv:1508.02449 v2 · 2015-08-10 · math.ST · cs.LG · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2ZTFQC5PCCA4LFWKISSSGSSAZ}

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	2026-05-18T00:52:59.314170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eb332c05d78840e2cb65225291a520659b3bf2df74dbc4da5e30636dd44fa26

Aliases

arxiv: 1508.02449 · arxiv_version: 1508.02449v2 · doi: 10.48550/arxiv.1508.02449 · pith_short_12: R2ZTFQC5PCCA · pith_short_16: R2ZTFQC5PCCA4LFW · pith_short_8: R2ZTFQC5

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/R2ZTFQC5PCCA4LFWKISSSGSSAZ \
  | 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: 8eb332c05d78840e2cb65225291a520659b3bf2df74dbc4da5e30636dd44fa26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b8771099add7a59ae9b32d7893d30322f44e73847c2ee59706c4ab1c19b3e4c",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-08-10T22:48:51Z",
    "title_canon_sha256": "82a41b717c3bf1ef2019b5132a6af776e36ef7858b05c55f7db2f99e20d6290c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02449",
    "kind": "arxiv",
    "version": 2
  }
}