Pith Number

pith:S65QM4BK

pith:2018:S65QM4BKX5WTDGOZ63C7HDZTOU

not attested not anchored not stored refs pending

Local Orthogonal-Group Testing

Ahmet Iscen, Ondrej Chum

arxiv:1807.09848 v2 · 2018-07-25 · 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{S65QM4BKX5WTDGOZ63C7HDZTOU}

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	2026-05-18T00:05:19.008102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97bb06702abf6d3199d9f6c5f38f3375118739cda5d15924aba2260fc94ea40c

Aliases

arxiv: 1807.09848 · arxiv_version: 1807.09848v2 · doi: 10.48550/arxiv.1807.09848 · pith_short_12: S65QM4BKX5WT · pith_short_16: S65QM4BKX5WTDGOZ · pith_short_8: S65QM4BK

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/S65QM4BKX5WTDGOZ63C7HDZTOU \
  | 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: 97bb06702abf6d3199d9f6c5f38f3375118739cda5d15924aba2260fc94ea40c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cc6e98319b0d473cd909aed3c9b4b184b00a1b5c981f927417f367310af6a1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-25T20:49:34Z",
    "title_canon_sha256": "fc97c3c98fd5ad3df52aebf7822f4d601e643010dd7895aed59195109051f7fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09848",
    "kind": "arxiv",
    "version": 2
  }
}