Pith Number

pith:7UUFMGLP

pith:2018:7UUFMGLPGXA6HGLTWJ7CZD23GA

not attested not anchored not stored refs pending

Class-Agnostic Counting

Andrew Zisserman, Erika Lu, Weidi Xie

arxiv:1811.00472 v1 · 2018-11-01 · 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{7UUFMGLPGXA6HGLTWJ7CZD23GA}

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	2026-05-18T00:01:44.405654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd2856196f35c1e39973b27e2c8f5b3011743d7aebafd3d8dfddba587dcf87c5

Aliases

arxiv: 1811.00472 · arxiv_version: 1811.00472v1 · doi: 10.48550/arxiv.1811.00472 · pith_short_12: 7UUFMGLPGXA6 · pith_short_16: 7UUFMGLPGXA6HGLT · pith_short_8: 7UUFMGLP

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/7UUFMGLPGXA6HGLTWJ7CZD23GA \
  | 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: fd2856196f35c1e39973b27e2c8f5b3011743d7aebafd3d8dfddba587dcf87c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35db7d0ce4d401e6592e0d12c5ad84c1d7be8bb7312640dccf3673ac1791ad02",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-01T16:11:42Z",
    "title_canon_sha256": "76a378f3a4fc6bebd3f5b3d91fc8572b6ef950d6f9177acfc42b354dfd7c8b02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00472",
    "kind": "arxiv",
    "version": 1
  }
}