Pith Number

pith:BX3VOVWT

pith:2020:BX3VOVWTLME6HZCFUW5GYSN2H3

not attested not anchored not stored refs pending

A Flexible Pipeline for the Optimization of CSG Trees

Carsten Hahn, Christoph Roch, Markus Friedrich, Pierre-Alain Fayolle, Sebastian Feld

arxiv:2008.03674 v2 · 2020-08-09 · cs.AI · cs.GR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BX3VOVWTLME6HZCFUW5GYSN2H3}

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	2026-07-05T01:34:57.256471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0df75756d35b09e3e445a5ba6c49ba3ecb0b2790d612b287ea02bb0fb5a90a5b

Aliases

arxiv: 2008.03674 · arxiv_version: 2008.03674v2 · doi: 10.48550/arxiv.2008.03674 · pith_short_12: BX3VOVWTLME6 · pith_short_16: BX3VOVWTLME6HZCF · pith_short_8: BX3VOVWT

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/BX3VOVWTLME6HZCFUW5GYSN2H3 \
  | 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: 0df75756d35b09e3e445a5ba6c49ba3ecb0b2790d612b287ea02bb0fb5a90a5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "267568ff27e315367d9697ddec3ebde41e7876b6ac2c0bf2913870c3da27acac",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-08-09T06:45:10Z",
    "title_canon_sha256": "212d727e2c132f0291db264580f13f59cc693677e711ab6c7b59529d328f6347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.03674",
    "kind": "arxiv",
    "version": 2
  }
}