Pith Number

pith:K44TH2SP

pith:2019:K44TH2SP5QDYLSRECMMZTOVMPH

not attested not anchored not stored refs pending

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Carrie J. Cai, Craig H. Mermel, Daniel Smilkov, Emily Reif, Greg S. Corrado, Jason D. Hipp, Lily H. Peng, Mahul B. Amin, Martin C. Stumpe, Michael E. Buck, Michael Terry, Narayan Hegde, Phil Q. Nelson, Yun Liu

arxiv:1901.11112 v3 · 2019-01-30 · cs.CV · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K44TH2SP5QDYLSRECMMZTOVMPH}

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	2026-07-05T01:07:24.651269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

573933ea4fec0785ca24131999baac79ef46e9f0ab93ae725ef7ae62740e4fc5

Aliases

arxiv: 1901.11112 · arxiv_version: 1901.11112v3 · doi: 10.48550/arxiv.1901.11112 · pith_short_12: K44TH2SP5QDY · pith_short_16: K44TH2SP5QDYLSRE · pith_short_8: K44TH2SP

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/K44TH2SP5QDYLSRECMMZTOVMPH \
  | 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: 573933ea4fec0785ca24131999baac79ef46e9f0ab93ae725ef7ae62740e4fc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a42653e8a6538fee7bbb4e626bc53f8d64894e2551399779a31692412ba7dd4",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-30T21:41:14Z",
    "title_canon_sha256": "d88bdec215e08a4a688e1d2359e0e842ad6a670a67beec81ed8d176d45684763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11112",
    "kind": "arxiv",
    "version": 3
  }
}