Pith Number

pith:JF7OOLWD

pith:2014:JF7OOLWDIDDEAIBZXMTCMQCSF6

not attested not anchored not stored refs pending

Learning Word Representations with Hierarchical Sparse Coding

Chris Dyer, Dani Yogatama, Manaal Faruqui, Noah A. Smith

arxiv:1406.2035 v2 · 2014-06-08 · cs.CL · cs.LG · 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{JF7OOLWDIDDEAIBZXMTCMQCSF6}

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	2026-05-18T02:38:29.500554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

497ee72ec340c6402039bb262640522fb6561d3af9aeb439a7abea734c9e03fd

Aliases

arxiv: 1406.2035 · arxiv_version: 1406.2035v2 · doi: 10.48550/arxiv.1406.2035 · pith_short_12: JF7OOLWDIDDE · pith_short_16: JF7OOLWDIDDEAIBZ · pith_short_8: JF7OOLWD

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/JF7OOLWDIDDEAIBZXMTCMQCSF6 \
  | 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: 497ee72ec340c6402039bb262640522fb6561d3af9aeb439a7abea734c9e03fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2fd65a04a7d6504630369ca1e84515f5368de825c1907dfbe1c15337df4ccc4",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-06-08T22:35:09Z",
    "title_canon_sha256": "1c92df92e8745718325bcd4f1236865f5977e94f1d6543a7ffc7cb9ebff98c83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2035",
    "kind": "arxiv",
    "version": 2
  }
}