Pith Number

pith:PL3VDPG3

pith:2026:PL3VDPG365AYMA43YKWEGLIBS2

not attested not anchored not stored refs pending

Truly Work-efficient Parallel Deterministic $(\Delta+1)$-coloring and Maximal Independent Set

Adam Melrod, Chase Hutton

arxiv:2608.08296 v1 · 2026-08-08 · cs.DS · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PL3VDPG365AYMA43YKWEGLIBS2}

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	2026-08-11T01:22:15.051035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7af751bcdbf74186039bc2ac432d0196879e70b601ae496b8e56310decaae2a9

Aliases

arxiv: 2608.08296 · arxiv_version: 2608.08296v1 · doi: 10.48550/arxiv.2608.08296 · pith_short_12: PL3VDPG365AY · pith_short_16: PL3VDPG365AYMA43 · pith_short_8: PL3VDPG3

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/PL3VDPG365AYMA43YKWEGLIBS2 \
  | 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: 7af751bcdbf74186039bc2ac432d0196879e70b601ae496b8e56310decaae2a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41288ef454300bc9ef3fec0830a6801b43daffe8572d835c50d2d6afdefb81c4",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2026-08-08T19:10:37Z",
    "title_canon_sha256": "0067a7bac7a6649e4fdae5cc06ba31b6bb4eca4aeceddddda7286337b1bceadc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.08296",
    "kind": "arxiv",
    "version": 1
  }
}