Pith Number

pith:WMO6HHSN

pith:2019:WMO6HHSNZWMPURNL6KLVNWSAMN

not attested not anchored not stored refs pending

Unsupervised Deep Tracking

Chao Ma, Houqiang Li, Ning Wang, Wei Liu, Wengang Zhou, Yibing Song

arxiv:1904.01828 v1 · 2019-04-03 · 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{WMO6HHSNZWMPURNL6KLVNWSAMN}

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	2026-05-17T23:49:29.545580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b31de39e4dcd98fa45abf29756da40634fbf94262b747b38551be50e6bc2c6e0

Aliases

arxiv: 1904.01828 · arxiv_version: 1904.01828v1 · doi: 10.48550/arxiv.1904.01828 · pith_short_12: WMO6HHSNZWMP · pith_short_16: WMO6HHSNZWMPURNL · pith_short_8: WMO6HHSN

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/WMO6HHSNZWMPURNL6KLVNWSAMN \
  | 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: b31de39e4dcd98fa45abf29756da40634fbf94262b747b38551be50e6bc2c6e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d800c693eb6ec57555f20205ac18bc0bdb4f5ae41e8d7a5682141e31d57e3ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-03T08:14:11Z",
    "title_canon_sha256": "6aa46bd04666e05dd8e12fdbdcdb8e2740b5c06c3eaa0cff516aef248a38c139"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01828",
    "kind": "arxiv",
    "version": 1
  }
}