Pith Number

pith:BDBW62EC

pith:2017:BDBW62ECNVQ4KMGXIIII45OV3L

not attested not anchored not stored refs pending

Maximal independent sets on a grid graph

Seungsang Oh

arxiv:1709.03678 v1 · 2017-09-12 · 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{BDBW62ECNVQ4KMGXIIII45OV3L}

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	2026-05-18T00:35:29.827097Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08c36f68826d61c530d742108e75d5dac459e922dbff0f018d96c4a0c6d691d4

Aliases

arxiv: 1709.03678 · arxiv_version: 1709.03678v1 · doi: 10.48550/arxiv.1709.03678 · pith_short_12: BDBW62ECNVQ4 · pith_short_16: BDBW62ECNVQ4KMGX · pith_short_8: BDBW62EC

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/BDBW62ECNVQ4KMGXIIII45OV3L \
  | 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: 08c36f68826d61c530d742108e75d5dac459e922dbff0f018d96c4a0c6d691d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "446668e07553f5c2885f7cff1fa90964bf7e1bf819c9ca3f6e5f33ef430f2483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-09-12T03:37:38Z",
    "title_canon_sha256": "b14b078437c78e2fc7ab6dc346067a145ff97c7241a444029483d6f5003f05d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03678",
    "kind": "arxiv",
    "version": 1
  }
}