Pith Number

pith:Q7M4FEIQ

pith:2026:Q7M4FEIQOLWVF6XKNHL4KRF753

not attested not anchored not stored refs pending

New Complexity Classes in Locally Checkable Labeling for Local Computation Algorithms

Sijin Peng

arxiv:2607.09626 v1 · 2026-07-10 · cs.DC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q7M4FEIQOLWVF6XKNHL4KRF753}

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	2026-07-13T01:20:25.042656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87d9c2911072ed52faea69d7c544bfeec39cd9d13e7a389ff50a09b8159b46c3

Aliases

arxiv: 2607.09626 · arxiv_version: 2607.09626v1 · doi: 10.48550/arxiv.2607.09626 · pith_short_12: Q7M4FEIQOLWV · pith_short_16: Q7M4FEIQOLWVF6XK · pith_short_8: Q7M4FEIQ

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/Q7M4FEIQOLWVF6XKNHL4KRF753 \
  | 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: 87d9c2911072ed52faea69d7c544bfeec39cd9d13e7a389ff50a09b8159b46c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "672df698892116016ec47d7ddcd5f59ace272e998340f222e3baaa5740d9243b",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-07-10T17:25:22Z",
    "title_canon_sha256": "b969b2bc7182e1a1884ecd235a57852179ff70c6890a01681b19ec74e25d4447"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.09626",
    "kind": "arxiv",
    "version": 1
  }
}