Pith Number

pith:BGVHRCI2

pith:2019:BGVHRCI2C3IC77ZGVVSHK5SFJU

not attested not anchored not stored refs pending

LS-Tree: Model Interpretation When the Data Are Linguistic

Jianbo Chen, Michael I. Jordan

arxiv:1902.04187 v1 · 2019-02-11 · cs.LG · cs.AI · cs.CL · 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{BGVHRCI2C3IC77ZGVVSHK5SFJU}

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	2026-05-17T23:54:12.854303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09aa78891a16d02fff26ad647576454d0d016ea7aae1f76ba32f35c5b6c0d98e

Aliases

arxiv: 1902.04187 · arxiv_version: 1902.04187v1 · doi: 10.48550/arxiv.1902.04187 · pith_short_12: BGVHRCI2C3IC · pith_short_16: BGVHRCI2C3IC77ZG · pith_short_8: BGVHRCI2

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/BGVHRCI2C3IC77ZGVVSHK5SFJU \
  | 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: 09aa78891a16d02fff26ad647576454d0d016ea7aae1f76ba32f35c5b6c0d98e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f9b70fcca409733905e8c5458c4b89471b37118950ead3de4a222a290e4c54",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-11T23:58:22Z",
    "title_canon_sha256": "55850d89ee731fc26751c65f4aeb10081c788e3b4e2a01dc21bdbbfd0a860e9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04187",
    "kind": "arxiv",
    "version": 1
  }
}