Pith Number

pith:A5PDYD3C

pith:2018:A5PDYD3CE2MWLJZF4DTGFPUWRA

not attested not anchored not stored refs pending

A survey of automatic de-identification of longitudinal clinical narratives

Bernhard Pfahringer, Michael Mayo, Vithya Yogarajan

arxiv:1810.06765 v1 · 2018-10-16 · cs.AI · 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{A5PDYD3CE2MWLJZF4DTGFPUWRA}

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	2026-05-18T00:03:11.662878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

075e3c0f62269965a725e0e662be96880e3869a5cf21a233b5f2598a3b1b72cd

Aliases

arxiv: 1810.06765 · arxiv_version: 1810.06765v1 · doi: 10.48550/arxiv.1810.06765 · pith_short_12: A5PDYD3CE2MW · pith_short_16: A5PDYD3CE2MWLJZF · pith_short_8: A5PDYD3C

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/A5PDYD3CE2MWLJZF4DTGFPUWRA \
  | 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: 075e3c0f62269965a725e0e662be96880e3869a5cf21a233b5f2598a3b1b72cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfc2d9f1676feb334cf55bac16b8916c9749c89962e097ea1314db9440ae9e74",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-10-16T00:26:39Z",
    "title_canon_sha256": "7c09d0d5e3ec1ce574376050a3af2817d62675ed0512522892ffe0dea18fce57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06765",
    "kind": "arxiv",
    "version": 1
  }
}