Pith Number

pith:75N3RDC7

pith:2026:75N3RDC7BRJX3S43S62AFKMWDS

not attested not anchored not stored refs pending

Exact 6-cut rigidity and small-order superconnectivity for the 6-regular case of Dirac's k=4 problem

Alper Ferudun

arxiv:2606.18462 v1 · 2026-06-16 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75N3RDC7BRJX3S43S62AFKMWDS}

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	2026-06-19T16:11:01.783999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff5bb88c5f0c537dcb9b97b402a9961cb1847340b52dd5a3aaca6043339883f9

Aliases

arxiv: 2606.18462 · arxiv_version: 2606.18462v1 · doi: 10.48550/arxiv.2606.18462 · pith_short_12: 75N3RDC7BRJX · pith_short_16: 75N3RDC7BRJX3S43 · pith_short_8: 75N3RDC7

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/75N3RDC7BRJX3S43S62AFKMWDS \
  | 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: ff5bb88c5f0c537dcb9b97b402a9961cb1847340b52dd5a3aaca6043339883f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c11c9374a83fda49988995e29d22e4899c1b9b30c1503f9fe4e2b170bc3774ba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-06-16T20:12:05Z",
    "title_canon_sha256": "7191273ece5e85f6cd33158997794caed19e72fe79aafccc539b366ccca75a1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18462",
    "kind": "arxiv",
    "version": 1
  }
}