Pith Number

pith:4XDBSR5B

pith:2025:4XDBSR5BFJ4E7R3LZFILL3RWQO

not attested not anchored not stored refs pending

A Robust Approach to Detect Intersections between Triangles with Different Numerical Representations

Gianmarco Cherchi, Luca Garau

arxiv:2507.08478 v1 · 2025-07-11 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XDBSR5BFJ4E7R3LZFILL3RWQO}

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	2026-07-05T11:35:40.665725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5c61947a12a784fc76bc950b5ee3683a5d8d3e098a9b6815984ffd8fd22a103

Aliases

arxiv: 2507.08478 · arxiv_version: 2507.08478v1 · doi: 10.48550/arxiv.2507.08478 · pith_short_12: 4XDBSR5BFJ4E · pith_short_16: 4XDBSR5BFJ4E7R3L · pith_short_8: 4XDBSR5B

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/4XDBSR5BFJ4E7R3LZFILL3RWQO \
  | 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: e5c61947a12a784fc76bc950b5ee3683a5d8d3e098a9b6815984ffd8fd22a103

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "623d83ebe70e0f4210d639b125629936b88a91e27b6bd7c66166dabde7060622",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2025-07-11T10:40:16Z",
    "title_canon_sha256": "d39071df1e857e2f9ee8c80e07fcb705d1cfa8f7858cf06c1a349c7d65a05696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.08478",
    "kind": "arxiv",
    "version": 1
  }
}