Pith Number

pith:U3PDVPYC

pith:2019:U3PDVPYCTKAWWLWAB5GHKLGXHI

not attested not anchored not stored refs pending

Learning Deep Representations by Mutual Information for Person Re-identification

Dongyue Chen, Jianjun Wu, Peng Chen, Pengfei Wu, Tong Jia

arxiv:1908.05860 v1 · 2019-08-16 · 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{U3PDVPYCTKAWWLWAB5GHKLGXHI}

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	2026-07-04T23:57:53.811099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6de3abf029a816b2ec00f4c752cd73a08f5c3e9baa010139b33fa0faa4fcecd

Aliases

arxiv: 1908.05860 · arxiv_version: 1908.05860v1 · doi: 10.48550/arxiv.1908.05860 · pith_short_12: U3PDVPYCTKAW · pith_short_16: U3PDVPYCTKAWWLWA · pith_short_8: U3PDVPYC

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/U3PDVPYCTKAWWLWAB5GHKLGXHI \
  | 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: a6de3abf029a816b2ec00f4c752cd73a08f5c3e9baa010139b33fa0faa4fcecd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cf337d375e2ae27674fb0b93616253c08085293a047493aadbe387f837f7c4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-16T06:15:30Z",
    "title_canon_sha256": "e7c9b63df213b846cd5c8360c44ad6ae036675924ac8a4914aeeeee2378498bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05860",
    "kind": "arxiv",
    "version": 1
  }
}