Pith Number

pith:QQP4T67W

pith:2019:QQP4T67W6SAN7UVEVNTER3H4DS

not attested not anchored not stored refs pending

Prediction-Tracking-Segmentation

Jianren Wang, Xia Chen, Xiaobo Wang, Xinjia Yu, Yihui He

arxiv:1904.03280 v1 · 2019-04-05 · 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{QQP4T67W6SAN7UVEVNTER3H4DS}

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	2026-05-17T23:49:13.974899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

841fc9fbf6f480dfd2a4ab6648ecfc1c8fa78081c5200acccef9e00f8b40b031

Aliases

arxiv: 1904.03280 · arxiv_version: 1904.03280v1 · doi: 10.48550/arxiv.1904.03280 · pith_short_12: QQP4T67W6SAN · pith_short_16: QQP4T67W6SAN7UVE · pith_short_8: QQP4T67W

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/QQP4T67W6SAN7UVEVNTER3H4DS \
  | 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: 841fc9fbf6f480dfd2a4ab6648ecfc1c8fa78081c5200acccef9e00f8b40b031

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24dac3aa324d94e95f4964dae38a2e0c2cc6cbc091a402bdaeb95e514639ac06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-05T21:05:46Z",
    "title_canon_sha256": "54863e59ff04fbf176370d2c8743703ecb8c27544bcf55d4494ff63f0512e2bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03280",
    "kind": "arxiv",
    "version": 1
  }
}