Pith Number

pith:SXMEOSAF

pith:2025:SXMEOSAFU3EFDSOR4ZGBMNFVWN

not attested not anchored not stored refs pending

NumPSLA -- An experimental research tool for pseudoline arrangements and order types

G\"unter Rote

arxiv:2503.02336 v1 · 2025-03-04 · math.CO · 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{SXMEOSAFU3EFDSOR4ZGBMNFVWN}

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	2026-07-05T10:23:41.812232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95d8474805a6c851c9d1e64c1634b5b36d43f1b7bd083ebe809028835ef6bbd5

Aliases

arxiv: 2503.02336 · arxiv_version: 2503.02336v1 · doi: 10.48550/arxiv.2503.02336 · pith_short_12: SXMEOSAFU3EF · pith_short_16: SXMEOSAFU3EFDSOR · pith_short_8: SXMEOSAF

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/SXMEOSAFU3EFDSOR4ZGBMNFVWN \
  | 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: 95d8474805a6c851c9d1e64c1634b5b36d43f1b7bd083ebe809028835ef6bbd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9823ecc0f6e464dbd2f2a3b38926f966df226c9ea6611e063093f0462e4f8b4",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-03-04T06:55:18Z",
    "title_canon_sha256": "5574dd4c0809562acaee6a6456b0a22d6c2b657f5dc8903fb5f1b443700cb5e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.02336",
    "kind": "arxiv",
    "version": 1
  }
}