Pith Number

pith:U7SFKZ5H

pith:2016:U7SFKZ5HJD6WEHYFBJDCX543BG

not attested not anchored not stored refs pending

Hash2Vec, Feature Hashing for Word Embeddings

Joaqu\'in Torr\'e Zaffaroni, Luis Argerich, Mat\'ias J Cano

arxiv:1608.08940 v1 · 2016-08-31 · cs.CL · 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{U7SFKZ5HJD6WEHYFBJDCX543BG}

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	2026-05-18T00:46:20.776511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7e45567a748fd621f050a462bf79b09a154b8f078e8e6d4a43fd4cf1a2349fb

Aliases

arxiv: 1608.08940 · arxiv_version: 1608.08940v1 · doi: 10.48550/arxiv.1608.08940 · pith_short_12: U7SFKZ5HJD6W · pith_short_16: U7SFKZ5HJD6WEHYF · pith_short_8: U7SFKZ5H

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/U7SFKZ5HJD6WEHYFBJDCX543BG \
  | 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: a7e45567a748fd621f050a462bf79b09a154b8f078e8e6d4a43fd4cf1a2349fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44230fb47a4807a1caf059f929f47e6e5fa1891e236c6ba27ca0d5096290a07b",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-08-31T17:01:09Z",
    "title_canon_sha256": "bb668f9c5640aa4c08eca16e477572b9e5ae429297e7f592d6985b019302d1eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.08940",
    "kind": "arxiv",
    "version": 1
  }
}