Pith Number

pith:T7D42JYX

pith:2020:T7D42JYX5DJHNIRTWPV6HKI3KF

not attested not anchored not stored refs pending

Context-aware and Scale-insensitive Temporal Repetition Counting

Guoqiang Han, Huaidong Zhang, Shengfeng He, Xuemiao Xu

arxiv:2005.08465 v1 · 2020-05-18 · 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{T7D42JYX5DJHNIRTWPV6HKI3KF}

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	2026-07-05T01:03:32.083969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fc7cd2717e8d276a233b3ebe3a91b5172d7ba4be04f53b654ff8f6399a7d352

Aliases

arxiv: 2005.08465 · arxiv_version: 2005.08465v1 · doi: 10.48550/arxiv.2005.08465 · pith_short_12: T7D42JYX5DJH · pith_short_16: T7D42JYX5DJHNIRT · pith_short_8: T7D42JYX

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/T7D42JYX5DJHNIRTWPV6HKI3KF \
  | 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: 9fc7cd2717e8d276a233b3ebe3a91b5172d7ba4be04f53b654ff8f6399a7d352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313e7614bf805e2401012d7a48b44532dccc6f860e4f46613e2d787c30918c65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-05-18T05:49:48Z",
    "title_canon_sha256": "35bc15ff2198fd4df8ed41680f5577c229de424ba0c0095566e27e0a71d957ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.08465",
    "kind": "arxiv",
    "version": 1
  }
}