Pith Number

pith:G45WPXGD

pith:2015:G45WPXGDKS5YGOXHVJ24YG2YKH

not attested not anchored not stored refs pending

Normalization of Relative and Incomplete Temporal Expressions in Clinical Narratives

Anna Rumshisky, Ozlem Uzuner, Weiyi Sun

arxiv:1510.04972 v1 · 2015-10-16 · cs.CL · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G45WPXGDKS5YGOXHVJ24YG2YKH}

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	2026-05-18T01:30:00.160367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

373b67dcc354bb833ae7aa75cc1b5851d1eda423589cc34f8669bbcddc139fcd

Aliases

arxiv: 1510.04972 · arxiv_version: 1510.04972v1 · doi: 10.48550/arxiv.1510.04972 · pith_short_12: G45WPXGDKS5Y · pith_short_16: G45WPXGDKS5YGOXH · pith_short_8: G45WPXGD

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/G45WPXGDKS5YGOXHVJ24YG2YKH \
  | 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: 373b67dcc354bb833ae7aa75cc1b5851d1eda423589cc34f8669bbcddc139fcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3990d13b47a338161964302c0fde39da8fb2eb92050aac7701ae2d29959e3d19",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-10-16T18:35:13Z",
    "title_canon_sha256": "4e3af5f583d1f2fe2105b80db82404480c522f598c540695902e34036f41b1df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04972",
    "kind": "arxiv",
    "version": 1
  }
}