Pith Number

pith:V52WKQ3S

pith:2018:V52WKQ3SC4QVOTCS2FEBH6N3OS

not attested not anchored not stored refs pending

Sparse Label Smoothing Regularization for Person Re-Identification

Guangchun Luo, Guisong Liu, Jean-Paul Ainam, Ke Qin

arxiv:1809.04976 v3 · 2018-09-13 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V52WKQ3SC4QVOTCS2FEBH6N3OS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:52:05.182709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af756543721721574c52d14813f9bb748396345cd735681cc914a986de0b3ed5

Aliases

arxiv: 1809.04976 · arxiv_version: 1809.04976v3 · doi: 10.48550/arxiv.1809.04976 · pith_short_12: V52WKQ3SC4QV · pith_short_16: V52WKQ3SC4QVOTCS · pith_short_8: V52WKQ3S

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/V52WKQ3SC4QVOTCS2FEBH6N3OS \
  | 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: af756543721721574c52d14813f9bb748396345cd735681cc914a986de0b3ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a1fa6059955a9d050e650b0a4e6bd9313902f6edc9abeb23a335792a43cc597",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-13T14:04:58Z",
    "title_canon_sha256": "fa7973885d22ce891862ecfceb89e567788995bfe669ce6ee46001fba8a288a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04976",
    "kind": "arxiv",
    "version": 3
  }
}