Pith Number

pith:5KYP4Y2F

pith:2021:5KYP4Y2FGF6D2IUPIUA3KAFJWH

not attested not anchored not stored refs pending

A Machine Learning Challenge for Prognostic Modelling in Head and Neck Cancer Using Multi-modal Data

Andrew Hope, Benjamin Haibe-Kains, Chris McIntosh, Fei-Fei Liu, Katrina Rey-McIntyre, Mattea Welch, Michael Milosevic, Michal Kazmierski, Neck Cancer Group, Princess Margaret Head, Scott Bratman, Sejin Kim, Shao Hui Huang, Tirth Patel, Tony Tadic

arxiv:2101.11935 v1 · 2021-01-28 · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5KYP4Y2FGF6D2IUPIUA3KAFJWH}

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	2026-07-05T02:10:32.671687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eab0fe6345317c3d228f4501b500a9b1fe6011a20ae37af99659aaec1bed0b6f

Aliases

arxiv: 2101.11935 · arxiv_version: 2101.11935v1 · doi: 10.48550/arxiv.2101.11935 · pith_short_12: 5KYP4Y2FGF6D · pith_short_16: 5KYP4Y2FGF6D2IUP · pith_short_8: 5KYP4Y2F

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/5KYP4Y2FGF6D2IUPIUA3KAFJWH \
  | 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: eab0fe6345317c3d228f4501b500a9b1fe6011a20ae37af99659aaec1bed0b6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89ae258688317aa9f90f08c66a671b182ab1b8ff344964b43df80b5c51380f6f",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-01-28T11:20:34Z",
    "title_canon_sha256": "bae4b869e27db2d9323a9ace939f4930131f28f6ad28da4dcc55121aa3a0e23d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.11935",
    "kind": "arxiv",
    "version": 1
  }
}