Pith Number

pith:4TX5Z5MA

pith:2021:4TX5Z5MAJTJGS7GFWMAMOSU4UU

not attested not anchored not stored refs pending

A Novel Self-Learning Framework for Bladder Cancer Grading Using Histopathological Images

Adri\'an Colomer, Anna Esteve, David Ramos, Gabriel Garc\'ia, Valery Naranjo

arxiv:2106.13559 v1 · 2021-06-25 · eess.IV · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TX5Z5MAJTJGS7GFWMAMOSU4UU}

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	2026-07-05T02:52:23.419932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4efdcf5804cd2697cc5b300c74a9ca51221ad05ea76211ca01ea6cf58365afa

Aliases

arxiv: 2106.13559 · arxiv_version: 2106.13559v1 · doi: 10.48550/arxiv.2106.13559 · pith_short_12: 4TX5Z5MAJTJG · pith_short_16: 4TX5Z5MAJTJGS7GF · pith_short_8: 4TX5Z5MA

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/4TX5Z5MAJTJGS7GFWMAMOSU4UU \
  | 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: e4efdcf5804cd2697cc5b300c74a9ca51221ad05ea76211ca01ea6cf58365afa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9c01dd03e7b72b3e3aedeb22d9a54e07d7a2232e103ac7b35f7ea7c1eb35e0",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-06-25T11:04:04Z",
    "title_canon_sha256": "740b6d8a1e111350bbaf3eb97698112e75899d372a7c955c122dff8226ad665b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13559",
    "kind": "arxiv",
    "version": 1
  }
}