Pith Number

pith:XZE5YF4S

pith:2018:XZE5YF4SRX7VMEB75X67MFX3DQ

not attested not anchored not stored refs pending

Extractive Summary as Discrete Latent Variables

Aran Komatsuzaki

arxiv:1811.05542 v2 · 2018-11-14 · 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{XZE5YF4SRX7VMEB75X67MFX3DQ}

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	2026-05-17T23:55:33.925227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be49dc17928dff56103fedfdf616fb1c0190ac9eaed529dcf8ecae36f7159416

Aliases

arxiv: 1811.05542 · arxiv_version: 1811.05542v2 · doi: 10.48550/arxiv.1811.05542 · pith_short_12: XZE5YF4SRX7V · pith_short_16: XZE5YF4SRX7VMEB7 · pith_short_8: XZE5YF4S

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/XZE5YF4SRX7VMEB75X67MFX3DQ \
  | 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: be49dc17928dff56103fedfdf616fb1c0190ac9eaed529dcf8ecae36f7159416

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "860e49e161e64c18991eab71e772b51895bf3f6833d40d5a341a51dd09f7b57e",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-11-14T02:02:18Z",
    "title_canon_sha256": "58275b91433dbfc96ee53d159c9f2e42190a9e2423e73460f4fd7f351c846c9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05542",
    "kind": "arxiv",
    "version": 2
  }
}