Pith Number

pith:WH256MJ6

pith:2023:WH256MJ6VADY5Y7TPWBOAWQW4T

not attested not anchored not stored refs pending

FocusFlow: Boosting Key-Points Optical Flow Estimation for Autonomous Driving

Hao Shi, Huajian Ni, Kailun Yang, Kaiwei Wang, Qi Jiang, Yaozu Ye, Ze Wang, Zhonghua Yi

arxiv:2308.07104 v2 · 2023-08-14 · cs.CV · cs.RO · 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{WH256MJ6VADY5Y7TPWBOAWQW4T}

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	2026-07-05T06:53:09.219871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1f5df313ea8078ee3f37d82e05a16e4c2dfc92a2a5289e0556010429adce5f3

Aliases

arxiv: 2308.07104 · arxiv_version: 2308.07104v2 · doi: 10.48550/arxiv.2308.07104 · pith_short_12: WH256MJ6VADY · pith_short_16: WH256MJ6VADY5Y7T · pith_short_8: WH256MJ6

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/WH256MJ6VADY5Y7TPWBOAWQW4T \
  | 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: b1f5df313ea8078ee3f37d82e05a16e4c2dfc92a2a5289e0556010429adce5f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64b3f35ded98caaf131e7d538d80442023a101cf12f939f1b80db6450b5e8cc5",
    "cross_cats_sorted": [
      "cs.RO",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-08-14T12:35:39Z",
    "title_canon_sha256": "a9fede363043ebc460f70b77f1387ef9db48f07dac9928f791b3f643dd4ff0d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.07104",
    "kind": "arxiv",
    "version": 2
  }
}