Pith Number

pith:6YTLXNWR

pith:2020:6YTLXNWR42Z72BWYH5BZFROPOL

not attested not anchored not stored refs pending

Person Re-identification by Contour Sketch under Moderate Clothing Change

Ancong Wu, Qize Yang, Wei-Shi Zheng

arxiv:2002.02295 v1 · 2020-02-06 · 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{6YTLXNWR42Z72BWYH5BZFROPOL}

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	2026-07-05T00:38:56.195813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f626bbb6d1e6b3fd06d83f4392c5cf72ea59af49443dcbb12d3b567b4f34b47c

Aliases

arxiv: 2002.02295 · arxiv_version: 2002.02295v1 · doi: 10.48550/arxiv.2002.02295 · pith_short_12: 6YTLXNWR42Z7 · pith_short_16: 6YTLXNWR42Z72BWY · pith_short_8: 6YTLXNWR

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/6YTLXNWR42Z72BWYH5BZFROPOL \
  | 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: f626bbb6d1e6b3fd06d83f4392c5cf72ea59af49443dcbb12d3b567b4f34b47c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6dc7c12f291af6d8f6037544438107381f358876e383b91ad3799fb20e10a20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-02-06T15:13:55Z",
    "title_canon_sha256": "24ce3cfc9571a9a528188324540fd5a58dd749eeeb744fed9f905a436401bcb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.02295",
    "kind": "arxiv",
    "version": 1
  }
}