Pith Number

pith:AQGKMSVI

pith:2011:AQGKMSVI75GZ63MB4JL4EIW5DO

not attested not anchored not stored refs pending

The complexity of conservative valued CSPs

Stanislav Zivny, Vladimir Kolmogorov

arxiv:1110.2809 v1 · 2011-10-12 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AQGKMSVI75GZ63MB4JL4EIW5DO}

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	2026-05-18T02:21:35.355973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

040ca64aa8ff4d9f6d81e257c222dd1b82b8ddbd33372639471869652fb57442

Aliases

arxiv: 1110.2809 · arxiv_version: 1110.2809v1 · doi: 10.48550/arxiv.1110.2809 · pith_short_12: AQGKMSVI75GZ · pith_short_16: AQGKMSVI75GZ63MB · pith_short_8: AQGKMSVI

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/AQGKMSVI75GZ63MB4JL4EIW5DO \
  | 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: 040ca64aa8ff4d9f6d81e257c222dd1b82b8ddbd33372639471869652fb57442

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebc68678675adcfaa65c6db3f5205d8d5ad7769cd28f6b81923e90853b85e7f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2011-10-12T22:25:10Z",
    "title_canon_sha256": "c64898fe70e043eefff3c8b7750ac3a9e31be37a92de68e34b423ba189483cd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2809",
    "kind": "arxiv",
    "version": 1
  }
}