Pith Number

pith:3I47K6NY

pith:2017:3I47K6NYOLVPZ3EBGWN3EOIL4Z

not attested not anchored not stored refs pending

Predicting Surgery Duration with Neural Heteroscedastic Regression

Charles Elkan, Julian McAuley, Nathan Ng, Rodney A Gabriel, Zachary C Lipton

arxiv:1702.05386 v3 · 2017-02-17 · stat.ML · cs.LG · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3I47K6NYOLVPZ3EBGWN3EOIL4Z}

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	2026-05-18T00:40:23.915683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da39f579b872eafcec81359bb2390be6733b5c2e7825c0e3fb63bd0cb5533a2a

Aliases

arxiv: 1702.05386 · arxiv_version: 1702.05386v3 · doi: 10.48550/arxiv.1702.05386 · pith_short_12: 3I47K6NYOLVP · pith_short_16: 3I47K6NYOLVPZ3EB · pith_short_8: 3I47K6NY

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/3I47K6NYOLVPZ3EBGWN3EOIL4Z \
  | 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: da39f579b872eafcec81359bb2390be6733b5c2e7825c0e3fb63bd0cb5533a2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a58909b59e0ab286668540b26712531fb135b1bf4444d6e456c8e5f79f5c2409",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-02-17T15:28:28Z",
    "title_canon_sha256": "3a7e760297b1a97e2d8ecb615fe8c28ca300e69f315d96f30cafceccfbebb6cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05386",
    "kind": "arxiv",
    "version": 3
  }
}