Pith Number

pith:32JCVFCP

pith:2020:32JCVFCPPY22ZJ5DXUXY67XZZ5

not attested not anchored not stored refs pending

Data Appraisal Without Data Sharing

Awni Hannun, Laurens van der Maaten, Mimee Xu

arxiv:2012.06430 v2 · 2020-12-11 · 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{32JCVFCPPY22ZJ5DXUXY67XZZ5}

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	2026-07-05T04:04:36.779932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de922a944f7e35aca7a3bd2f8f7ef9cf63ae7c6b86dda36ba023daf2f98aa7ac

Aliases

arxiv: 2012.06430 · arxiv_version: 2012.06430v2 · doi: 10.48550/arxiv.2012.06430 · pith_short_12: 32JCVFCPPY22 · pith_short_16: 32JCVFCPPY22ZJ5D · pith_short_8: 32JCVFCP

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/32JCVFCPPY22ZJ5DXUXY67XZZ5 \
  | 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: de922a944f7e35aca7a3bd2f8f7ef9cf63ae7c6b86dda36ba023daf2f98aa7ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c8abe1ecc59fd75dda4ef815a63a01daf368ea3092ac32dbc1564d46835069b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-12-11T15:45:19Z",
    "title_canon_sha256": "a30e2449b57310de6e8956dab4ecb91cde17c7a8bfb7b3de082dc57083c9bdde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.06430",
    "kind": "arxiv",
    "version": 2
  }
}