Pith Number

pith:J4IZTMVY

pith:2019:J4IZTMVY2JDTAHY27IBSGNFPB3

not attested not anchored not stored refs pending

Adapting SQuaRE for Quality Assessment of Artificial Intelligence Systems

Fuyuki Ishikawa, Hiroshi Kuwajima

arxiv:1908.02134 v1 · 2019-07-31 · cs.CY · cs.LG · 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{J4IZTMVY2JDTAHY27IBSGNFPB3}

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	2026-07-04T23:51:51.476960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f1199b2b8d247301f1afa032334af0ee84b0efc5d837f4ab6a7bf982cc15406

Aliases

arxiv: 1908.02134 · arxiv_version: 1908.02134v1 · doi: 10.48550/arxiv.1908.02134 · pith_short_12: J4IZTMVY2JDT · pith_short_16: J4IZTMVY2JDTAHY2 · pith_short_8: J4IZTMVY

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/J4IZTMVY2JDTAHY27IBSGNFPB3 \
  | 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: 4f1199b2b8d247301f1afa032334af0ee84b0efc5d837f4ab6a7bf982cc15406

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ae0db00c724e26458eba824fd597420488d80827a3e197f9d1e0cdf85850ecb",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2019-07-31T18:31:06Z",
    "title_canon_sha256": "7a984c0c1c7da275a3f87912900c9532bb8d1ed2066cd188fed755f4cd5c4995"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02134",
    "kind": "arxiv",
    "version": 1
  }
}