Pith Number

pith:32CXQVWG

pith:2025:32CXQVWGWJZ24ZEEHJRPIGRBAG

not attested not anchored not stored refs pending

Edge open packing: further characterizations

Arti Pandey, Kamal Santra

arxiv:2508.01935 v1 · 2025-08-03 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{32CXQVWGWJZ24ZEEHJRPIGRBAG}

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

Algorithms for the Maximum Edge Open Packing Problem

Receipt and verification

First computed	2026-07-05T11:47:48.547466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de857856c6b273ae64843a62f41a210193b76e855bd96d8df70eb21006de6c65

Aliases

arxiv: 2508.01935 · arxiv_version: 2508.01935v1 · doi: 10.48550/arxiv.2508.01935 · pith_short_12: 32CXQVWGWJZ2 · pith_short_16: 32CXQVWGWJZ24ZEE · pith_short_8: 32CXQVWG

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/32CXQVWGWJZ24ZEEHJRPIGRBAG \
  | 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: de857856c6b273ae64843a62f41a210193b76e855bd96d8df70eb21006de6c65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d03cffb7b2745450caf7a9894d08224119f10b67c3c62dea596073c3cc19a384",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-08-03T22:11:41Z",
    "title_canon_sha256": "0ccf87f64d0c080abbe985bb26b416d121ae66a1fd33d2a314f6a4494299a02f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.01935",
    "kind": "arxiv",
    "version": 1
  }
}