Pith Number

pith:CJ5NRCXM

pith:2025:CJ5NRCXMT4EC32B5FU4UBRVDMJ

not attested not anchored not stored refs pending

A Rapid Review Regarding the Concept of Legal Requirements in Requirements Engineering

Jukka Ruohonen

arxiv:2509.06012 v1 · 2025-09-07 · 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{CJ5NRCXMT4EC32B5FU4UBRVDMJ}

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	2026-07-05T12:06:28.268276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

127ad88aec9f082de83d2d3940c6a362623e8eff8213095940a2f766b80ae1fa

Aliases

arxiv: 2509.06012 · arxiv_version: 2509.06012v1 · doi: 10.48550/arxiv.2509.06012 · pith_short_12: CJ5NRCXMT4EC · pith_short_16: CJ5NRCXMT4EC32B5 · pith_short_8: CJ5NRCXM

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/CJ5NRCXMT4EC32B5FU4UBRVDMJ \
  | 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: 127ad88aec9f082de83d2d3940c6a362623e8eff8213095940a2f766b80ae1fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f4d9f5c7aba11091cea5e5ea58e868428b1505a668c2705ef3faec1c3026508",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-09-07T11:02:45Z",
    "title_canon_sha256": "70f20f743ebbcdf5619efe52727a521a8348e96e4cdf2c07b638e817b1c36523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.06012",
    "kind": "arxiv",
    "version": 1
  }
}