Pith Number

pith:G33UPN26

pith:2018:G33UPN26WS5TZJXT26GTZOBWY4

not attested not anchored not stored refs pending

An Algorithmic Blend of LPs and Ring Equations for Promise CSPs

Joshua Brakensiek, Venkatesan Guruswami

arxiv:1807.05194 v1 · 2018-07-13 · cs.CC · cs.DS · cs.LO · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G33UPN26WS5TZJXT26GTZOBWY4}

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	2026-05-18T00:10:48.524858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36f747b75eb4bb3ca6f3d78d3cb836c7268076186911a4328e81fb35e643aa7d

Aliases

arxiv: 1807.05194 · arxiv_version: 1807.05194v1 · doi: 10.48550/arxiv.1807.05194 · pith_short_12: G33UPN26WS5T · pith_short_16: G33UPN26WS5TZJXT · pith_short_8: G33UPN26

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/G33UPN26WS5TZJXT26GTZOBWY4 \
  | 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: 36f747b75eb4bb3ca6f3d78d3cb836c7268076186911a4328e81fb35e643aa7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "395e00080b9fe2df73d4a5754d4efa5e969e9f720ac16d922a0fcb064491f796",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LO",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-07-13T17:29:50Z",
    "title_canon_sha256": "ab0d92be82a9d4ef070aa5362ece277733d331ccf54d0dcdd14454e756e479a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05194",
    "kind": "arxiv",
    "version": 1
  }
}