Pith Number

pith:Q45DYQOG

pith:2021:Q45DYQOG66UUGDTAVARFYG3BKO

not attested not anchored not stored refs pending

eProduct: A Million-Scale Visual Search Benchmark to Address Product Recognition Challenges

An-Ti Chiang, Antonio Haro, Jiangbo Yuan, Wen Tang

arxiv:2107.05856 v1 · 2021-07-13 · 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{Q45DYQOG66UUGDTAVARFYG3BKO}

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	2026-07-05T02:57:29.021594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

873a3c41c6f7a9430e60a8225c1b6153aaa14f8ba4718a77bc9716053efc06ea

Aliases

arxiv: 2107.05856 · arxiv_version: 2107.05856v1 · doi: 10.48550/arxiv.2107.05856 · pith_short_12: Q45DYQOG66UU · pith_short_16: Q45DYQOG66UUGDTA · pith_short_8: Q45DYQOG

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/Q45DYQOG66UUGDTAVARFYG3BKO \
  | 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: 873a3c41c6f7a9430e60a8225c1b6153aaa14f8ba4718a77bc9716053efc06ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5992eb2978be23d5ea807e37c29bcaef10631de569f40ff2c73ff0cf97dad05d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-13T05:28:34Z",
    "title_canon_sha256": "c9f2619ad8cdf7eeb94246868c45ec843d6589e6e0cc286c2b87e8c82ac64e14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.05856",
    "kind": "arxiv",
    "version": 1
  }
}