Pith Number

pith:Z2UEBYT6

pith:2018:Z2UEBYT6QRMCGVW7LS2B2QJQY7

not attested not anchored not stored refs pending

The Impact of Automatic Pre-annotation in Clinical Note Data Element Extraction - the CLEAN Tool

Chun-Nan Hsu, Gordon Lin, Jihoon Kim, Jina Huh, Lucila Ohno-Machado, Michele E. Day, Robert El-Kareh, Siddharth Singh, Stephanie Feudjio Feupe, Tsung-Ting Kuo, Vincent Kuri

arxiv:1808.03806 v1 · 2018-08-11 · 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{Z2UEBYT6QRMCGVW7LS2B2QJQY7}

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	2026-05-18T00:08:19.644358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea840e27e84582356df5cb41d4130c7e14306a38048050c95a50e5aff3409c3

Aliases

arxiv: 1808.03806 · arxiv_version: 1808.03806v1 · doi: 10.48550/arxiv.1808.03806 · pith_short_12: Z2UEBYT6QRMC · pith_short_16: Z2UEBYT6QRMCGVW7 · pith_short_8: Z2UEBYT6

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/Z2UEBYT6QRMCGVW7LS2B2QJQY7 \
  | 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: cea840e27e84582356df5cb41d4130c7e14306a38048050c95a50e5aff3409c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cd1ddeaec16a6ee9bae781568b2a5e46095f41f0f292508eccfcae5328ea7fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-11T13:55:27Z",
    "title_canon_sha256": "fd3f08fa4c8779fb7dfedea2a6aca532fbdde1d1d0a1854ae25b377d0d614ab0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03806",
    "kind": "arxiv",
    "version": 1
  }
}