Pith Number

pith:CJ2SRMDO

pith:2018:CJ2SRMDOH7L6OA7XZ3TDRHHDV6

not attested not anchored not stored refs pending

Euclidean matchings and minimality of hyperplane arrangements

Davide Lofano, Giovanni Paolini

arxiv:1809.02476 v2 · 2018-09-07 · math.AT · math.CO · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CJ2SRMDOH7L6OA7XZ3TDRHHDV6}

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.

Cited by

1 paper in Pith

Configuration spaces of disks in an infinite strip

Receipt and verification

First computed	2026-07-05T01:58:38.649486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

127528b06e3fd7e703f7cee6389ce3afbdc45c7621c0aed66fb01f15e3dce776

Aliases

arxiv: 1809.02476 · arxiv_version: 1809.02476v2 · doi: 10.48550/arxiv.1809.02476 · pith_short_12: CJ2SRMDOH7L6 · pith_short_16: CJ2SRMDOH7L6OA7X · pith_short_8: CJ2SRMDO

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/CJ2SRMDOH7L6OA7XZ3TDRHHDV6 \
  | 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: 127528b06e3fd7e703f7cee6389ce3afbdc45c7621c0aed66fb01f15e3dce776

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c190f58e92cd681e7d1dd3e4ea2e5dfdc9b100a32b16e151917db7368efb78d6",
    "cross_cats_sorted": [
      "math.CO",
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2018-09-07T13:44:09Z",
    "title_canon_sha256": "2aec14dd0b464f5e98189ccf51e368ea269bdd5c8b6ed32b9bc0b2b9c0d76a92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02476",
    "kind": "arxiv",
    "version": 2
  }
}