Pith Number

pith:6JLZ64JB

pith:2019:6JLZ64JBHPQLROAXJJT72OEONG

not attested not anchored not stored refs pending

Universal Policies to Learn Them All

Hassam Ullah Sheikh, Ladislau B\"ol\"oni

arxiv:1908.09184 v1 · 2019-08-24 · cs.MA · 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{6JLZ64JBHPQLROAXJJT72OEONG}

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	2026-07-04T23:59:37.406655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2579f71213be0b8b8174a67fd388e699fc41283d8e304fa9cd98baf419bd818

Aliases

arxiv: 1908.09184 · arxiv_version: 1908.09184v1 · doi: 10.48550/arxiv.1908.09184 · pith_short_12: 6JLZ64JBHPQL · pith_short_16: 6JLZ64JBHPQLROAX · pith_short_8: 6JLZ64JB

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/6JLZ64JBHPQLROAXJJT72OEONG \
  | 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: f2579f71213be0b8b8174a67fd388e699fc41283d8e304fa9cd98baf419bd818

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb8bfda04d717015a38e15408ff235fedb675a9d652224d9238670c8bcecaf2f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2019-08-24T18:36:17Z",
    "title_canon_sha256": "0723b44c71363c74b43e87cbe2979bafec15af5bb6ec57549b24b38dfc7a9989"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09184",
    "kind": "arxiv",
    "version": 1
  }
}