Pith Number

pith:GCQ57CE2

pith:2017:GCQ57CE2HMI2MMET2KK7KKB7SZ

not attested not anchored not stored refs pending

QuickCSG: Fast Arbitrary Boolean Combinations of N Solids

Bruno Raffin, Jean-S\'ebastien Franco, Matthijs Douze

arxiv:1706.01558 v1 · 2017-06-05 · 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{GCQ57CE2HMI2MMET2KK7KKB7SZ}

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	2026-05-18T00:42:56.671937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30a1df889a3b11a63093d295f5283f9659cbbb9cb1a3d44b889288e9844b5319

Aliases

arxiv: 1706.01558 · arxiv_version: 1706.01558v1 · doi: 10.48550/arxiv.1706.01558 · pith_short_12: GCQ57CE2HMI2 · pith_short_16: GCQ57CE2HMI2MMET · pith_short_8: GCQ57CE2

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/GCQ57CE2HMI2MMET2KK7KKB7SZ \
  | 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: 30a1df889a3b11a63093d295f5283f9659cbbb9cb1a3d44b889288e9844b5319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03c04f9f11c3d62a897db0bcc9b940a280fe8b6dc6535e31ec9a0ae5291a7db1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2017-06-05T23:20:20Z",
    "title_canon_sha256": "16409310485a584d4877630ecd36e99e7f15efe99dcf8653fa0779e9b3b8267b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01558",
    "kind": "arxiv",
    "version": 1
  }
}