Pith Number

pith:UZ2VF7JU

pith:2022:UZ2VF7JUBJP4NBPBU7SAV4XJ7A

not attested not anchored not stored refs pending

Barlow constrained optimization for Visual Question Answering

Abhishek Jha, Badri N. Patro, Luc Van Gool, Tinne Tuytelaars

arxiv:2203.03727 v1 · 2022-03-07 · 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{UZ2VF7JUBJP4NBPBU7SAV4XJ7A}

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	2026-07-05T04:02:42.911868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a67552fd340a5fc685e1a7e40af2e9f82548a2234b61ce8b2c5053aa806bc4c6

Aliases

arxiv: 2203.03727 · arxiv_version: 2203.03727v1 · doi: 10.48550/arxiv.2203.03727 · pith_short_12: UZ2VF7JUBJP4 · pith_short_16: UZ2VF7JUBJP4NBPB · pith_short_8: UZ2VF7JU

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/UZ2VF7JUBJP4NBPBU7SAV4XJ7A \
  | 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: a67552fd340a5fc685e1a7e40af2e9f82548a2234b61ce8b2c5053aa806bc4c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4aa2ef4be610a0465889a0e6cc1be90bbab5621344835c39cbb580fc098ee9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-07T21:27:40Z",
    "title_canon_sha256": "180b346b550cf7d9c4cf31056452c53f934d9e41c1db4333a5459509582e9750"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.03727",
    "kind": "arxiv",
    "version": 1
  }
}