Pith Number

pith:TABLQLWI

pith:2021:TABLQLWIESO3XSSAGFVXJMNUHQ

not attested not anchored not stored refs pending

A Faster Algorithm for Maximum Independent Set on Interval Filament Graphs

Darcy Best, Max Ward

arxiv:2110.04933 v2 · 2021-10-11 · cs.DS · 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{TABLQLWIESO3XSSAGFVXJMNUHQ}

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	2026-07-05T03:23:15.242986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9802b82ec8249dbbca40316b74b1b43c345b4d9663c5cf5ab0a04ebb76b96e35

Aliases

arxiv: 2110.04933 · arxiv_version: 2110.04933v2 · doi: 10.48550/arxiv.2110.04933 · pith_short_12: TABLQLWIESO3 · pith_short_16: TABLQLWIESO3XSSA · pith_short_8: TABLQLWI

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/TABLQLWIESO3XSSAGFVXJMNUHQ \
  | 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: 9802b82ec8249dbbca40316b74b1b43c345b4d9663c5cf5ab0a04ebb76b96e35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b223720f03c98244d9815f7fae454f07b0ffe1cff2c9b6606d4374aa8eb8d45e",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-10-11T00:03:42Z",
    "title_canon_sha256": "ab04e70f481dbaa135ca9541a644fe9779c174a140069da4468f7da197d5527e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.04933",
    "kind": "arxiv",
    "version": 2
  }
}