Pith Number

pith:TE7RWFBD

pith:2019:TE7RWFBD2GU5LLEDVR6ONXEIOU

not attested not anchored not stored refs pending

Does Object Recognition Work for Everyone?

Changhan Wang, Ishan Misra, Laurens van der Maaten, Terrance DeVries

arxiv:1906.02659 v2 · 2019-06-06 · cs.CV · 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{TE7RWFBD2GU5LLEDVR6ONXEIOU}

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	2026-05-17T23:42:59.915157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

993f1b1423d1a9d5ac83ac7ce6dc88753560296d51e7737d3821c3c22789cad2

Aliases

arxiv: 1906.02659 · arxiv_version: 1906.02659v2 · doi: 10.48550/arxiv.1906.02659 · pith_short_12: TE7RWFBD2GU5 · pith_short_16: TE7RWFBD2GU5LLED · pith_short_8: TE7RWFBD

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/TE7RWFBD2GU5LLEDVR6ONXEIOU \
  | 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: 993f1b1423d1a9d5ac83ac7ce6dc88753560296d51e7737d3821c3c22789cad2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b74e736dc04ee9521b26c2589a746880e2b17f2dfb4049a8eff1366b42d2e15",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-06T16:00:18Z",
    "title_canon_sha256": "be12ae147a9f3e58a2ec77a3246a7ff46fa4277053506bd39a519d24a004cdcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02659",
    "kind": "arxiv",
    "version": 2
  }
}