Pith Number

pith:BO6RQ523

pith:2016:BO6RQ523UP7KQ3HPH3BWDG4U64

not attested not anchored not stored refs pending

Nonrigid Optical Flow Ground Truth for Real-World Scenes with Time-Varying Shading Effects

Darren Cosker, Matthew Brown, Wenbin Li, Zhihan Lv

arxiv:1603.08120 v3 · 2016-03-26 · 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{BO6RQ523UP7KQ3HPH3BWDG4U64}

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	2026-05-18T01:11:01.878124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bbd18775ba3fea86cef3ec3619b94f72a548bc7365e5d1ff41dd441f4c2bc17

Aliases

arxiv: 1603.08120 · arxiv_version: 1603.08120v3 · doi: 10.48550/arxiv.1603.08120 · pith_short_12: BO6RQ523UP7K · pith_short_16: BO6RQ523UP7KQ3HP · pith_short_8: BO6RQ523

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/BO6RQ523UP7KQ3HPH3BWDG4U64 \
  | 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: 0bbd18775ba3fea86cef3ec3619b94f72a548bc7365e5d1ff41dd441f4c2bc17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7794c7613f22d58fab68c183d1346e6d743bc4b46424097137effc4e166a6400",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-03-26T16:08:13Z",
    "title_canon_sha256": "4ba1528ea58ab8bc6ba4f4cf224ae8a2b69055e2bd87d9c33f8db4407a8c08b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08120",
    "kind": "arxiv",
    "version": 3
  }
}