Pith Number

pith:W7XOKPRC

pith:2022:W7XOKPRC36DVCNSAIAJLGNC572

not attested not anchored not stored refs pending

Oflib: Facilitating Operations with and on Optical Flow Fields in Python

Christos Bergeles, Claudio Ravasio, Lyndon da Cruz

arxiv:2210.05635 v2 · 2022-10-11 · 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{W7XOKPRC36DVCNSAIAJLGNC572}

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	2026-07-05T05:06:34.862532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7eee53e22df875136404012b3345dfeadd36324a070e44f42b4fe02b57e469e

Aliases

arxiv: 2210.05635 · arxiv_version: 2210.05635v2 · doi: 10.48550/arxiv.2210.05635 · pith_short_12: W7XOKPRC36DV · pith_short_16: W7XOKPRC36DVCNSA · pith_short_8: W7XOKPRC

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/W7XOKPRC36DVCNSAIAJLGNC572 \
  | 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: b7eee53e22df875136404012b3345dfeadd36324a070e44f42b4fe02b57e469e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e70026a93bec025a938addeb9eae5c9497e140b9de0ec82214d7dd8e64032af4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-10-11T17:28:10Z",
    "title_canon_sha256": "929ab08737c56b863147d3ed096101721148d4b7cf8d1f9360dbc035ab1f6be3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.05635",
    "kind": "arxiv",
    "version": 2
  }
}