Pith Number

pith:WOSNU5QH

pith:2012:WOSNU5QH5QEZ4SHIRXR3WHE2YE

not attested not anchored not stored refs pending

The Big Data Bootstrap

Ameet Talwalkar (UC Berkeley), Ariel Kleiner (UC Berkeley), Michael Jordan (UC Berkeley), Purnamrita Sarkar (UC Berkeley)

arxiv:1206.6415 v1 · 2012-06-27 · cs.LG · 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{WOSNU5QH5QEZ4SHIRXR3WHE2YE}

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	2026-05-18T03:52:14.326574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3a4da7607ec099e48e88de3bb1c9ac10518929e3d8b22a8874ef693fcaf7b36

Aliases

arxiv: 1206.6415 · arxiv_version: 1206.6415v1 · doi: 10.48550/arxiv.1206.6415 · pith_short_12: WOSNU5QH5QEZ · pith_short_16: WOSNU5QH5QEZ4SHI · pith_short_8: WOSNU5QH

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/WOSNU5QH5QEZ4SHIRXR3WHE2YE \
  | 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: b3a4da7607ec099e48e88de3bb1c9ac10518929e3d8b22a8874ef693fcaf7b36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffa9f8efdddf45daf7550b56608792efd8d25455b4d8fa512be0666216d265c6",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-06-27T19:59:59Z",
    "title_canon_sha256": "4dac4e360570fc1f6e960b2ec419b3d906bd6a7a690948da02d1af2ee307a167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6415",
    "kind": "arxiv",
    "version": 1
  }
}