Pith Number

pith:IPSPC2DY

pith:2016:IPSPC2DYLEVVXOP7AJ4ZWEQ53F

not attested not anchored not stored refs pending

Satisfying Real-world Goals with Dataset Constraints

Andrew Cotter, Gabriel Goh, Maya Gupta, Michael Friedlander

arxiv:1606.07558 v2 · 2016-06-24 · 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{IPSPC2DYLEVVXOP7AJ4ZWEQ53F}

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	2026-05-18T00:45:04.936386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43e4f16878592b5bb9ff02799b121dd944dfea926eaeac636799e028919d77b0

Aliases

arxiv: 1606.07558 · arxiv_version: 1606.07558v2 · doi: 10.48550/arxiv.1606.07558 · pith_short_12: IPSPC2DYLEVV · pith_short_16: IPSPC2DYLEVVXOP7 · pith_short_8: IPSPC2DY

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/IPSPC2DYLEVVXOP7AJ4ZWEQ53F \
  | 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: 43e4f16878592b5bb9ff02799b121dd944dfea926eaeac636799e028919d77b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7c00b4394b6fabfa65e50dfe10a5645d6751280721bfc914400f28a47e20765",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-06-24T03:42:41Z",
    "title_canon_sha256": "697907a768764350a871259d9f03c549fb39a85bb9d8b6a0754a04ce8bd6888e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.07558",
    "kind": "arxiv",
    "version": 2
  }
}