Pith Number

pith:Q77XYGYL

pith:2021:Q77XYGYLZKVMOJTXMTDOYZDMBY

not attested not anchored not stored refs pending

Query2Prod2Vec Grounded Word Embeddings for eCommerce

Bingqing Yu, Federico Bianchi, Jacopo Tagliabue

arxiv:2104.02061 v1 · 2021-04-02 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q77XYGYLZKVMOJTXMTDOYZDMBY}

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	2026-07-05T02:29:13.543375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87ff7c1b0bcaaac7267764c6ec646c0e229a3c6ecfea8ecdb32d89a88c603c4e

Aliases

arxiv: 2104.02061 · arxiv_version: 2104.02061v1 · doi: 10.48550/arxiv.2104.02061 · pith_short_12: Q77XYGYLZKVM · pith_short_16: Q77XYGYLZKVMOJTX · pith_short_8: Q77XYGYL

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/Q77XYGYLZKVMOJTXMTDOYZDMBY \
  | 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: 87ff7c1b0bcaaac7267764c6ec646c0e229a3c6ecfea8ecdb32d89a88c603c4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdf72cd8d2be5eb8c611e19faf67d98c90e3b838a9ca6b1d7a8ea6c32fdf7b33",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-04-02T21:32:43Z",
    "title_canon_sha256": "445416951b525b6f64e51492a990d5265005be054947563e70be8ba01c12a649"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02061",
    "kind": "arxiv",
    "version": 1
  }
}