Pith Number

pith:YJR4RW3Y

pith:2019:YJR4RW3YEL64DTKJB3SJGOF2RH

not attested not anchored not stored refs pending

ProductNet: a Collection of High-Quality Datasets for Product Representation Learning

Chu Wang, Da Zhang, Hirohisa Fujita, Lei Tang, Shujun Bian, Yang Lu, Yongning Wu, Zuohua Zhang

arxiv:1904.09037 v1 · 2019-04-18 · cs.LG · cs.CL · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YJR4RW3YEL64DTKJB3SJGOF2RH}

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	2026-05-17T23:48:08.537872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c263c8db7822fdc1cd490ee49338ba89eb4601f05224b15e2b77e461f2ee2f23

Aliases

arxiv: 1904.09037 · arxiv_version: 1904.09037v1 · doi: 10.48550/arxiv.1904.09037 · pith_short_12: YJR4RW3YEL64 · pith_short_16: YJR4RW3YEL64DTKJ · pith_short_8: YJR4RW3Y

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/YJR4RW3YEL64DTKJB3SJGOF2RH \
  | 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: c263c8db7822fdc1cd490ee49338ba89eb4601f05224b15e2b77e461f2ee2f23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e65c422bf32be5013218da3638d558000b51f450215b47744ecc7ac3607e2fa8",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-18T23:17:07Z",
    "title_canon_sha256": "a54e7801b65db4dbb3f0d7fc569238d6c765b79f3981f3f4df2b87310bb1956f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09037",
    "kind": "arxiv",
    "version": 1
  }
}