Pith Number

pith:NSNKVNYV

pith:2014:NSNKVNYVSLPKX46RGZSI43MB4Q

not attested not anchored not stored refs pending

Skip-gram Language Modeling Using Sparse Non-negative Matrix Probability Estimation

Ciprian Chelba, Joris Pelemans, Noam Shazeer

arxiv:1412.1454 v2 · 2014-12-03 · cs.LG · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSNKVNYVSLPKX46RGZSI43MB4Q}

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	2026-05-18T01:37:47.377076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c9aaab71592deabf3d136648e6d81e43f9b6ee98094822cea7690bb84b09d53

Aliases

arxiv: 1412.1454 · arxiv_version: 1412.1454v2 · doi: 10.48550/arxiv.1412.1454 · pith_short_12: NSNKVNYVSLPK · pith_short_16: NSNKVNYVSLPKX46R · pith_short_8: NSNKVNYV

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/NSNKVNYVSLPKX46RGZSI43MB4Q \
  | 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: 6c9aaab71592deabf3d136648e6d81e43f9b6ee98094822cea7690bb84b09d53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d896b026dff5dc7b737f58e5bd18b6a377381ffb6fb7e5c17ccd474e86c76d0d",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-12-03T19:42:12Z",
    "title_canon_sha256": "d6a32b54d6f93db1944e9ffa988cbcc50b5b0b251e3f495e745a92478be3030a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1454",
    "kind": "arxiv",
    "version": 2
  }
}