Pith Number

pith:FYQTHBLA

pith:2014:FYQTHBLAAF7NX6W7RRXSKUQBIY

not attested not anchored not stored refs pending

Metamodelling: State of the Art and Research Challenges

Bernhard Rumpe, Gabor Karsai, Hans Vangheluwe, Jonathan Sprinkle

arxiv:1409.2359 v1 · 2014-09-08 · 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{FYQTHBLAAF7NX6W7RRXSKUQBIY}

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	2026-05-18T02:43:17.300466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e21338560017edbfadf8c6f2552014627499fb467e47dad59355a326c62e0bc

Aliases

arxiv: 1409.2359 · arxiv_version: 1409.2359v1 · doi: 10.48550/arxiv.1409.2359 · pith_short_12: FYQTHBLAAF7N · pith_short_16: FYQTHBLAAF7NX6W7 · pith_short_8: FYQTHBLA

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/FYQTHBLAAF7NX6W7RRXSKUQBIY \
  | 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: 2e21338560017edbfadf8c6f2552014627499fb467e47dad59355a326c62e0bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "821eb499a74e15330b717cdc9fbbc5abea8e8432d3e5062f32b161d6b66178cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2014-09-08T14:22:45Z",
    "title_canon_sha256": "ec5bb5183475cac8e3894c82969ebf9e50605c6e8f7a795ed1d7b97949093947"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2359",
    "kind": "arxiv",
    "version": 1
  }
}