Pith Number

pith:XC7HZ47D

pith:2024:XC7HZ47DXSK6YYVUBAKTNBRELK

not attested not anchored not stored refs pending

Natural Language Requirements Testability Measurement Based on Requirement Smells

Morteza Zakeri-Nasrabadi, Saeed Parsa

arxiv:2403.17479 v1 · 2024-03-26 · cs.SE · cs.AI · 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{XC7HZ47DXSK6YYVUBAKTNBRELK}

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	2026-07-05T08:00:51.119929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8be7cf3e3bc95ec62b408153686245ab52e9c8d86e6e37b490010e470d90b3e

Aliases

arxiv: 2403.17479 · arxiv_version: 2403.17479v1 · doi: 10.48550/arxiv.2403.17479 · pith_short_12: XC7HZ47DXSK6 · pith_short_16: XC7HZ47DXSK6YYVU · pith_short_8: XC7HZ47D

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/XC7HZ47DXSK6YYVUBAKTNBRELK \
  | 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: b8be7cf3e3bc95ec62b408153686245ab52e9c8d86e6e37b490010e470d90b3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ce3035c44cea12ae7608156a148794bffebafd9d5a5ceac93151697bbabac34",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2024-03-26T08:19:29Z",
    "title_canon_sha256": "f3ecfe4feb83adbf23e8279c390b2396c3488f44af8aad1f2467a448ee8b7266"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.17479",
    "kind": "arxiv",
    "version": 1
  }
}