Pith Number

pith:MGDA2KVW

pith:2018:MGDA2KVWU2OLZMHHNFRG3T4MGW

not attested not anchored not stored refs pending

Ontology Alignment in the Biomedical Domain Using Entity Definitions and Context

Chandra Bhagavatula, Chris Wilhelm, Kyle Lo, Lucy Lu Wang, Mark Neumann, Waleed Ammar

arxiv:1806.07976 v1 · 2018-06-20 · 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{MGDA2KVWU2OLZMHHNFRG3T4MGW}

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	2026-05-18T00:12:42.442819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61860d2ab6a69cbcb0e769626dcf8c35be2c129916df1e46c4bea75073881c4b

Aliases

arxiv: 1806.07976 · arxiv_version: 1806.07976v1 · doi: 10.48550/arxiv.1806.07976 · pith_short_12: MGDA2KVWU2OL · pith_short_16: MGDA2KVWU2OLZMHH · pith_short_8: MGDA2KVW

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/MGDA2KVWU2OLZMHHNFRG3T4MGW \
  | 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: 61860d2ab6a69cbcb0e769626dcf8c35be2c129916df1e46c4bea75073881c4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63f189516c4a26a028f855f9e049471d1ec52969c219aa83a99f48e4655f2191",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-06-20T20:29:24Z",
    "title_canon_sha256": "e19882e6a984eb24ece8e856f254e9582cee4b1ddb2693271489f6923b069369"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07976",
    "kind": "arxiv",
    "version": 1
  }
}