Pith Number

pith:ZWWZAA2X

pith:2019:ZWWZAA2XHS7PUJWSYJ7N6RWC53

not attested not anchored not stored refs pending

EL Embeddings: Geometric construction of models for the Description Logic EL ++

Maxat Kulmanov, Robert Hoehndorf, Wang Liu-Wei, Yuan Yan

arxiv:1902.10499 v1 · 2019-02-27 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZWWZAA2XHS7PUJWSYJ7N6RWC53}

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	2026-05-17T23:52:30.715583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdad9003573cbefa26d2c27edf46c2eefb9970a88d19e2885efc8575f0a49636

Aliases

arxiv: 1902.10499 · arxiv_version: 1902.10499v1 · doi: 10.48550/arxiv.1902.10499 · pith_short_12: ZWWZAA2XHS7P · pith_short_16: ZWWZAA2XHS7PUJWS · pith_short_8: ZWWZAA2X

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/ZWWZAA2XHS7PUJWSYJ7N6RWC53 \
  | 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: cdad9003573cbefa26d2c27edf46c2eefb9970a88d19e2885efc8575f0a49636

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a16ca4f7aecece2c17531a60b426222d0e3ba5dbd2518fa061b9302e87c72e7c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-02-27T13:04:44Z",
    "title_canon_sha256": "439123cb776612e84d6ff2b23d4ffc37ed02dc7a61da9774a512c7a29c9fe99d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10499",
    "kind": "arxiv",
    "version": 1
  }
}