Pith Number

pith:KIAXK5N5

pith:2021:KIAXK5N5EE7QBY53K2RPSVHJDB

not attested not anchored not stored refs pending

Binary classification of proteins by a Machine Learning approach

Andrea Lombardi, Damiano Perri, Marco Simonetti, Noelia Faginas-Lago, Osvaldo Gervasi

arxiv:2111.01975 v1 · 2021-11-03 · cs.LG · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KIAXK5N5EE7QBY53K2RPSVHJDB}

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	2026-07-05T03:28:45.140876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52017575bd213f00e3bb56a2f954e9184b309febd33b68ac312673e65e6a3f52

Aliases

arxiv: 2111.01975 · arxiv_version: 2111.01975v1 · doi: 10.48550/arxiv.2111.01975 · pith_short_12: KIAXK5N5EE7Q · pith_short_16: KIAXK5N5EE7QBY53 · pith_short_8: KIAXK5N5

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/KIAXK5N5EE7QBY53K2RPSVHJDB \
  | 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: 52017575bd213f00e3bb56a2f954e9184b309febd33b68ac312673e65e6a3f52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc8f5e2cd4204e04445d146b4a4cdc6418b718a5247b32a6fb11a7ee27eabacc",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-03T01:58:16Z",
    "title_canon_sha256": "43a0ecee4681d6df4672492fadf0195d5a05775f39c47ab9b59f4f4b0a7360f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.01975",
    "kind": "arxiv",
    "version": 1
  }
}