Pith Number

pith:L3FL62W4

pith:2013:L3FL62W4GLABQFUBEM5WY5GT6I

not attested not anchored not stored refs pending

Towards an Approach for Analysing the Strategic Alignment of Software Requirements using Quantified Goal Graphs

Badr Haque, Ray Dawson, Richard Ellis-Braithwaite, Russell Lock

arxiv:1307.2580 v2 · 2013-07-09 · 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{L3FL62W4GLABQFUBEM5WY5GT6I}

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	2026-05-18T03:03:31.977073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ecabf6adc32c0181681233b6c74d3f23983d79c7e7794b879ebd0fce5a7fdee

Aliases

arxiv: 1307.2580 · arxiv_version: 1307.2580v2 · doi: 10.48550/arxiv.1307.2580 · pith_short_12: L3FL62W4GLAB · pith_short_16: L3FL62W4GLABQFUB · pith_short_8: L3FL62W4

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/L3FL62W4GLABQFUBEM5WY5GT6I \
  | 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: 5ecabf6adc32c0181681233b6c74d3f23983d79c7e7794b879ebd0fce5a7fdee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4313a8a269def33067599093941f3c20606945dd179cb9a5e205de1565f0188",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-07-09T20:04:02Z",
    "title_canon_sha256": "7aeee0429db25a84db5d1acaeb85fe73b81c33bbfefe23ab7f135e3cc921c8a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2580",
    "kind": "arxiv",
    "version": 2
  }
}