Pith Number

pith:URFHVNPI

pith:2019:URFHVNPIXVFCCOMT6ZYZCBDAKQ

not attested not anchored not stored refs pending

Unsupervised Person Re-identification by Soft Multilabel Learning

Ancong Wu, Hong-Xing Yu, Jian-Huang Lai, Shaogang Gong, Wei-Shi Zheng, Xiaowei Guo

arxiv:1903.06325 v2 · 2019-03-15 · 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{URFHVNPIXVFCCOMT6ZYZCBDAKQ}

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	2026-05-17T23:49:08.781107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a44a7ab5e8bd4a213993f671910460541b0a534032779dec76cbb946c1f8b0f9

Aliases

arxiv: 1903.06325 · arxiv_version: 1903.06325v2 · doi: 10.48550/arxiv.1903.06325 · pith_short_12: URFHVNPIXVFC · pith_short_16: URFHVNPIXVFCCOMT · pith_short_8: URFHVNPI

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/URFHVNPIXVFCCOMT6ZYZCBDAKQ \
  | 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: a44a7ab5e8bd4a213993f671910460541b0a534032779dec76cbb946c1f8b0f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8a5bd7aa4f36463d32ae6bc940e3570e91bc1f7fed0080a806be6e6c9f4d2e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-15T02:10:57Z",
    "title_canon_sha256": "630e678c1d5a67f81e727a566137a62e08667f78f88bb652b48ba4ed662a0bd7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06325",
    "kind": "arxiv",
    "version": 2
  }
}