Pith Number

pith:HZWJH2WL

pith:2021:HZWJH2WL6WM7TP7IYDYHZ3D4SR

not attested not anchored not stored refs pending

Cross-Camera Feature Prediction for Intra-Camera Supervised Person Re-identification across Distant Scenes

Ancong Wu, Chunyan Pan, Hongwei Zheng, Wei-Shi Zheng, Wenhang Ge

arxiv:2107.13904 v1 · 2021-07-29 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZWJH2WL6WM7TP7IYDYHZ3D4SR}

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	2026-07-05T03:01:41.536200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e6c93eacbf599f9bfe8c0f07cec7c9444443f955705044243bcd68fb3ca21bc

Aliases

arxiv: 2107.13904 · arxiv_version: 2107.13904v1 · doi: 10.48550/arxiv.2107.13904 · pith_short_12: HZWJH2WL6WM7 · pith_short_16: HZWJH2WL6WM7TP7I · pith_short_8: HZWJH2WL

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/HZWJH2WL6WM7TP7IYDYHZ3D4SR \
  | 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: 3e6c93eacbf599f9bfe8c0f07cec7c9444443f955705044243bcd68fb3ca21bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89d8d33ee22a139f86d18661b0d35298028a341e62b79cbda65494fe0215d7f4",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-29T11:27:50Z",
    "title_canon_sha256": "c030602e4ff7ec725565cd6c570ab9dad8ab6a527f03b9918b9b001f49214c43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13904",
    "kind": "arxiv",
    "version": 1
  }
}