Pith Number

pith:QZPUHE4U

pith:2019:QZPUHE4U2RY7R6RTXKWW7N2HSU

not attested not anchored not stored refs pending

Frustratingly Easy Person Re-Identification: Generalizing Person Re-ID in Practice

Jieru Jia, Qiuqi Ruan, Timothy M. Hospedales

arxiv:1905.03422 v3 · 2019-05-09 · 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{QZPUHE4U2RY7R6RTXKWW7N2HSU}

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	2026-05-17T23:40:03.504176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

865f439394d471f8fa33baad6fb747951cbe8899e7eebcd13df31bf562214f87

Aliases

arxiv: 1905.03422 · arxiv_version: 1905.03422v3 · doi: 10.48550/arxiv.1905.03422 · pith_short_12: QZPUHE4U2RY7 · pith_short_16: QZPUHE4U2RY7R6RT · pith_short_8: QZPUHE4U

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/QZPUHE4U2RY7R6RTXKWW7N2HSU \
  | 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: 865f439394d471f8fa33baad6fb747951cbe8899e7eebcd13df31bf562214f87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43b1be515763f4dc4d4447fbf689271e4e189312fca17755363cd35d2ded141b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-09T03:00:13Z",
    "title_canon_sha256": "934ea097e8d4b407f057fc1208a5a6a3360abad92a983bdf6966564aad67ded2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03422",
    "kind": "arxiv",
    "version": 3
  }
}