Pith Number

pith:XYASN3DH

pith:2022:XYASN3DHNS4M3KJ4EGO5VOD5QB

not attested not anchored not stored refs pending

Optical Flow Training under Limited Label Budget via Active Learning

Carlo Tomasi, Hannah Kim, Shuai Yuan, Shuzhi Yu, Xian Sun

arxiv:2203.05053 v2 · 2022-03-09 · 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{XYASN3DHNS4M3KJ4EGO5VOD5QB}

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.

Cited by

2 papers in Pith

Triangular Consistency as a Universal Constraint for Learning Optical Flow

Receipt and verification

First computed	2026-07-05T05:01:37.713429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be0126ec676cb8cda93c219ddab87d807be2efd9b5fcf8704a493536392f77c2

Aliases

arxiv: 2203.05053 · arxiv_version: 2203.05053v2 · doi: 10.48550/arxiv.2203.05053 · pith_short_12: XYASN3DHNS4M · pith_short_16: XYASN3DHNS4M3KJ4 · pith_short_8: XYASN3DH

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/XYASN3DHNS4M3KJ4EGO5VOD5QB \
  | 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: be0126ec676cb8cda93c219ddab87d807be2efd9b5fcf8704a493536392f77c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76ac893e806bf485ab14769e9eccbcd835d1a7a84c1ca4a99f480532215d3674",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-09T21:23:21Z",
    "title_canon_sha256": "08e133a66ba6da3e424fc2b5812e73d8d7239178edd7ed67c53a84aa0d6085ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.05053",
    "kind": "arxiv",
    "version": 2
  }
}