Pith Number

pith:KQFKXOXP

pith:2012:KQFKXOXP4OUN5W4G4WN3XCIXOU

not attested not anchored not stored refs pending

Modeling Languages: metrics and assessing tools

Daniela da Cruz, Daniela Fonte, Ismael Vilas Boas, Jos\'e Azevedo, Jos\'e Jo\~ao Peixoto, Pedro Faria, Pedro Rangel Henriques, Pedro Silva, Tiago S\'a, Ulisses Costa

arxiv:1206.4477 v1 · 2012-06-20 · 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{KQFKXOXP4OUN5W4G4WN3XCIXOU}

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	2026-05-18T03:52:52.723926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

540aabbaefe3a8dedb86e59bbb8917753d4765476c9b316a3dc25ace59c4b917

Aliases

arxiv: 1206.4477 · arxiv_version: 1206.4477v1 · doi: 10.48550/arxiv.1206.4477 · pith_short_12: KQFKXOXP4OUN · pith_short_16: KQFKXOXP4OUN5W4G · pith_short_8: KQFKXOXP

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/KQFKXOXP4OUN5W4G4WN3XCIXOU \
  | 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: 540aabbaefe3a8dedb86e59bbb8917753d4765476c9b316a3dc25ace59c4b917

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5665229ef769a472c873cb5dd4a15ea01eebf3d1a3020162d0f00497f61fd3fd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2012-06-20T12:38:48Z",
    "title_canon_sha256": "39e65b225f9f2dca55077ce5b7ce29438994b58412804516bea25668fb1ed6d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4477",
    "kind": "arxiv",
    "version": 1
  }
}