Pith Number

pith:F57V7RCH

pith:2018:F57V7RCH4MXDBALMZH2WBYXX7H

not attested not anchored not stored refs pending

Learning to Summarize Radiology Findings

Christopher D. Manning, Curtis P. Langlotz, Daisy Yi Ding, Tianpei Qian, Yuhao Zhang

arxiv:1809.04698 v2 · 2018-09-12 · 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{F57V7RCH4MXDBALMZH2WBYXX7H}

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	2026-05-18T00:03:45.240064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f7f5fc447e32e30816cc9f560e2f7f9f02cb8b90ae4736e86ee850ef4f49eaa

Aliases

arxiv: 1809.04698 · arxiv_version: 1809.04698v2 · doi: 10.48550/arxiv.1809.04698 · pith_short_12: F57V7RCH4MXD · pith_short_16: F57V7RCH4MXDBALM · pith_short_8: F57V7RCH

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/F57V7RCH4MXDBALMZH2WBYXX7H \
  | 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: 2f7f5fc447e32e30816cc9f560e2f7f9f02cb8b90ae4736e86ee850ef4f49eaa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7393f4da346c4ed73d4aca48dca4ce3f07bf52676ac7299736d6c0cdbb0f941",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-09-12T22:41:47Z",
    "title_canon_sha256": "36822dc3fce3b8a7324c5b9b7235bfcc8d1e448108e5cf4e255212fe5d56d459"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04698",
    "kind": "arxiv",
    "version": 2
  }
}