Pith Number

pith:FQ74FCKJ

pith:2021:FQ74FCKJVLQJ5HXQXHHRU5KFIS

not attested not anchored not stored refs pending

Farewell to Mutual Information: Variational Distillation for Cross-Modal Person Re-Identification

Lizhuang Ma, Shaohui Lin, Xudong Tian, Yanyun Qu, Yuan Xie, Zhizhong Zhang

arxiv:2104.02862 v2 · 2021-04-07 · 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{FQ74FCKJVLQJ5HXQXHHRU5KFIS}

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	2026-07-05T05:28:04.573902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c3fc28949aae09e9ef0b9cf1a7545448c3c9cd1d6a2ec30a6e0a7a86564a0ee

Aliases

arxiv: 2104.02862 · arxiv_version: 2104.02862v2 · doi: 10.48550/arxiv.2104.02862 · pith_short_12: FQ74FCKJVLQJ · pith_short_16: FQ74FCKJVLQJ5HXQ · pith_short_8: FQ74FCKJ

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/FQ74FCKJVLQJ5HXQXHHRU5KFIS \
  | 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: 2c3fc28949aae09e9ef0b9cf1a7545448c3c9cd1d6a2ec30a6e0a7a86564a0ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad4e1c0dab898b31dbc40475d32f96943fd3bcc0d866abfde01e196ce0fdb2d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-07T02:19:41Z",
    "title_canon_sha256": "14d64c098961eb072d2af5f68da9b98c14416c7387064bae0a95d25dcbfb1d30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02862",
    "kind": "arxiv",
    "version": 2
  }
}