Pith Number

pith:HA7WCTHY

pith:2014:HA7WCTHYRPGKVVS2WAZ5XWOHIG

not attested not anchored not stored refs pending

Representation as a Service

Joelle Pineau, Ouais Alsharif, Philip Bachman

arxiv:1404.4108 v2 · 2014-02-24 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HA7WCTHYRPGKVVS2WAZ5XWOHIG}

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	2026-05-18T02:48:02.773938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

383f614cf88bccaad65ab033dbd9c7418a5c469d1d690e1e656526d5528ecf7a

Aliases

arxiv: 1404.4108 · arxiv_version: 1404.4108v2 · doi: 10.48550/arxiv.1404.4108 · pith_short_12: HA7WCTHYRPGK · pith_short_16: HA7WCTHYRPGKVVS2 · pith_short_8: HA7WCTHY

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/HA7WCTHYRPGKVVS2WAZ5XWOHIG \
  | 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: 383f614cf88bccaad65ab033dbd9c7418a5c469d1d690e1e656526d5528ecf7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98023ed5e29873e684bda85fa1556a9cbf9a229d21547f7641070dd4a2c9499a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-02-24T15:17:39Z",
    "title_canon_sha256": "4168814d2353d114592c75c7a0039899fbe06002fa8aafeac4749cef44c01667"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4108",
    "kind": "arxiv",
    "version": 2
  }
}