Pith Number

pith:GAV6BSDA

pith:2015:GAV6BSDA3Z3DMMTQDCBXNECTX4

not attested not anchored not stored refs pending

Change Patterns for Model Creation: Investigating the Role of Nesting Depth

Barbara Weber, Jakob Pinggera, Manfred Reichert, Victoria Torres

arxiv:1511.04120 v1 · 2015-11-11 · 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{GAV6BSDA3Z3DMMTQDCBXNECTX4}

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	2026-05-18T01:26:59.634503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

302be0c860de763632701883769053bf12d546fd0389bb9dfc87700f32547c4c

Aliases

arxiv: 1511.04120 · arxiv_version: 1511.04120v1 · doi: 10.48550/arxiv.1511.04120 · pith_short_12: GAV6BSDA3Z3D · pith_short_16: GAV6BSDA3Z3DMMTQ · pith_short_8: GAV6BSDA

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/GAV6BSDA3Z3DMMTQDCBXNECTX4 \
  | 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: 302be0c860de763632701883769053bf12d546fd0389bb9dfc87700f32547c4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fed3aa2515eee4016459f0ee2238365bab1101a7232621ca9a794527ad829d25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-11-11T14:44:48Z",
    "title_canon_sha256": "58089c6cbf5fde61a4011ad714cf3019e92336b919b34883fd04460c007d2bb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04120",
    "kind": "arxiv",
    "version": 1
  }
}