Pith Number

pith:6BBYBOL2

pith:2025:6BBYBOL2CK7JM4QTQYZIMODOT7

not attested not anchored not stored refs pending

On forest and bipartite cuts in sparse graphs

Alexei Volostnov, Elizaveta Neustroeva, Georgy Sokolov, Ilya I. Bogdanov, Nikolay Russkin, Vsevolod Voronov

arxiv:2505.16179 v2 · 2025-05-22 · 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{6BBYBOL2CK7JM4QTQYZIMODOT7}

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	2026-07-05T11:10:57.338791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f04380b97a12be967213863286386e9fca16494f018ed046ae722f729471b842

Aliases

arxiv: 2505.16179 · arxiv_version: 2505.16179v2 · doi: 10.48550/arxiv.2505.16179 · pith_short_12: 6BBYBOL2CK7J · pith_short_16: 6BBYBOL2CK7JM4QT · pith_short_8: 6BBYBOL2

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/6BBYBOL2CK7JM4QTQYZIMODOT7 \
  | 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: f04380b97a12be967213863286386e9fca16494f018ed046ae722f729471b842

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d9776845fb041a006913c2b0e39fdce695162ba0b19ea46a035f34a60090610",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-05-22T03:34:48Z",
    "title_canon_sha256": "c96eb623d0d8f8d0baeaf8881897d6a4ae6cdd31cfd21bdb7e0fc5488377ce7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.16179",
    "kind": "arxiv",
    "version": 2
  }
}