Pith Number

pith:LEW7QYMJ

pith:2019:LEW7QYMJYOJ36QYTMHR735GBDR

not attested not anchored not stored refs pending

Iterative Residual Refinement for Joint Optical Flow and Occlusion Estimation

Junhwa Hur, Stefan Roth

arxiv:1904.05290 v1 · 2019-04-10 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEW7QYMJYOJ36QYTMHR735GBDR}

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	2026-05-17T23:48:53.609262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592df86189c393bf431361e3fdf4c11c46764b62dcce669362b2be561676e31f

Aliases

arxiv: 1904.05290 · arxiv_version: 1904.05290v1 · doi: 10.48550/arxiv.1904.05290 · pith_short_12: LEW7QYMJYOJ3 · pith_short_16: LEW7QYMJYOJ36QYT · pith_short_8: LEW7QYMJ

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/LEW7QYMJYOJ36QYTMHR735GBDR \
  | 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: 592df86189c393bf431361e3fdf4c11c46764b62dcce669362b2be561676e31f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e133f8214dee9c00235ed8066535f73b7171cb791e9eb877d5ca06669f0f88a5",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-10T16:50:38Z",
    "title_canon_sha256": "7720d78e9822f8c9cc5a07633996dcf2ab87749846af624e79e8837ef966a0f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05290",
    "kind": "arxiv",
    "version": 1
  }
}