Pith Number

pith:VG3P6QPG

pith:2013:VG3P6QPGQBTADT2UR5BV4GYRGC

not attested not anchored not stored refs pending

Experiences and Insights from Applying GQM+Strategies in a Systems Product Development Organisation

Fabian Fagerholm, Jari Partanen, J\"urgen M\"unch, Max Pagels, Petri Kettunen

arxiv:1311.1618 v1 · 2013-11-07 · 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{VG3P6QPGQBTADT2UR5BV4GYRGC}

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	2026-05-18T03:07:43.755894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9b6ff41e6806601cf548f435e1b11309cfeb09ddbaa095fd38e546557dbf3c0

Aliases

arxiv: 1311.1618 · arxiv_version: 1311.1618v1 · doi: 10.48550/arxiv.1311.1618 · pith_short_12: VG3P6QPGQBTA · pith_short_16: VG3P6QPGQBTADT2U · pith_short_8: VG3P6QPG

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/VG3P6QPGQBTADT2UR5BV4GYRGC \
  | 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: a9b6ff41e6806601cf548f435e1b11309cfeb09ddbaa095fd38e546557dbf3c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9646a2197583a55cbfcf3126e64e4f05f5ddefcb11fc2afbc3e8edd0f99ee8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2013-11-07T09:48:28Z",
    "title_canon_sha256": "7d0619c688375288d1cdb625d95f4ded3a25dca9a6c5d4027cbf5c887994aa72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1618",
    "kind": "arxiv",
    "version": 1
  }
}