Pith Number

pith:IIWLNVHV

pith:2021:IIWLNVHVAT27RGEESRQ6TWIVI3

not attested not anchored not stored refs pending

Extending SOUP to ML Models When DesigningCertified Medical Systems

Jere Hel\'en, Tommi Mikkonen, Tuomas Granlund, Vlad Stirbu

arxiv:2103.09510 v1 · 2021-03-17 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IIWLNVHVAT27RGEESRQ6TWIVI3}

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	2026-07-05T08:01:55.609574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

422cb6d4f504f5f898849461e9d91546c3ea10aba6cdc6599b1907981b8c78bb

Aliases

arxiv: 2103.09510 · arxiv_version: 2103.09510v1 · doi: 10.48550/arxiv.2103.09510 · pith_short_12: IIWLNVHVAT27 · pith_short_16: IIWLNVHVAT27RGEE · pith_short_8: IIWLNVHV

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/IIWLNVHVAT27RGEESRQ6TWIVI3 \
  | 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: 422cb6d4f504f5f898849461e9d91546c3ea10aba6cdc6599b1907981b8c78bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7a42a3cc399dbe4b8d238aa9cbb8aaf3cc9752e31f81e09f0a39d56642413b4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-03-17T09:00:02Z",
    "title_canon_sha256": "6e75ba5688c4dc0160d688ee99ec90dbabfc942cb9f7ab070206a2754272fac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.09510",
    "kind": "arxiv",
    "version": 1
  }
}