Pith Number

pith:B7JWXAH5

pith:2016:B7JWXAH5HJIMCKRXZP3YTKXO2I

not attested not anchored not stored refs pending

Salient Object Subitizing

Brian Price, Jianming Zhang, Margrit Betke, Mehrnoosh Sameki, Radomir Mech, Shugao Ma, Stan Sclaroff, Xiaohui Shen, Zhe Lin

arxiv:1607.07525 v1 · 2016-07-26 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7JWXAH5HJIMCKRXZP3YTKXO2I}

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	2026-05-18T01:10:28.341375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fd36b80fd3a50c12a37cbf789aaeed21390dbb66c0bf0837279892d9fe5a796

Aliases

arxiv: 1607.07525 · arxiv_version: 1607.07525v1 · doi: 10.48550/arxiv.1607.07525 · pith_short_12: B7JWXAH5HJIM · pith_short_16: B7JWXAH5HJIMCKRX · pith_short_8: B7JWXAH5

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/B7JWXAH5HJIMCKRXZP3YTKXO2I \
  | 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: 0fd36b80fd3a50c12a37cbf789aaeed21390dbb66c0bf0837279892d9fe5a796

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a5c3f3f3ee8856bfd3cddba4ca895a7c3417bc8c50ba88bf20b7db74af92047",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-07-26T02:26:01Z",
    "title_canon_sha256": "82a131f1b0059e5e242980b8cd7a1a8fd633ae6af5d0dbad366f0f81c912213d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07525",
    "kind": "arxiv",
    "version": 1
  }
}