Pith Number

pith:IBG5WRIM

pith:2018:IBG5WRIMQSWGCRBYXJXPN7VJSS

not attested not anchored not stored refs pending

On $k$-Connected $\Gamma$-Extensions of Binary Matroids

Ganesh Mundhe, Y. M. Borse

arxiv:1812.01256 v1 · 2018-12-04 · 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{IBG5WRIMQSWGCRBYXJXPN7VJSS}

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	2026-05-17T23:59:12.966459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

404ddb450c84ac614438ba6ef6fea994904c60f77bb1800e6d1cf07f03bf0eb0

Aliases

arxiv: 1812.01256 · arxiv_version: 1812.01256v1 · doi: 10.48550/arxiv.1812.01256 · pith_short_12: IBG5WRIMQSWG · pith_short_16: IBG5WRIMQSWGCRBY · pith_short_8: IBG5WRIM

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/IBG5WRIMQSWGCRBYXJXPN7VJSS \
  | 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: 404ddb450c84ac614438ba6ef6fea994904c60f77bb1800e6d1cf07f03bf0eb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "384f17cc1b705abba5ca0b54e2e6c1618aea8278bb3fa42024f85409ad467181",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-12-04T07:39:33Z",
    "title_canon_sha256": "87d90689b80bdd897951b4d9d0b89b0bbbbd46f173bc4fd544a4e932b0c29ea4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01256",
    "kind": "arxiv",
    "version": 1
  }
}