Pith Number

pith:7CDCDOBB

pith:2026:7CDCDOBBZDWE3ZKSVZUOWLBUVB

not attested not anchored not stored refs pending

On the Real-World Generalisability of Optical Flow Models

Jan van Gemert, Petter Reijalt, Rickard Karlsson, Sander Gielisse

arxiv:2607.10470 v1 · 2026-07-11 · cs.CV · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CDCDOBBZDWE3ZKSVZUOWLBUVB}

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	2026-07-14T01:21:17.405883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f88621b821c8ec4de552ae68eb2c34a841208be1f428da5f2a1c3feb42c7018a

Aliases

arxiv: 2607.10470 · arxiv_version: 2607.10470v1 · doi: 10.48550/arxiv.2607.10470 · pith_short_12: 7CDCDOBBZDWE · pith_short_16: 7CDCDOBBZDWE3ZKS · pith_short_8: 7CDCDOBB

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/7CDCDOBBZDWE3ZKSVZUOWLBUVB \
  | 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: f88621b821c8ec4de552ae68eb2c34a841208be1f428da5f2a1c3feb42c7018a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d106fd771be3f47b580e7323d8295a4345f1222cfbc3a08416b8a07c7381acd3",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-11T20:18:23Z",
    "title_canon_sha256": "f0d48f93c9b07aaa8c3e5d2b7f46c91689086cfe5c931876654e87a3d32fa4f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.10470",
    "kind": "arxiv",
    "version": 1
  }
}