Pith Number

pith:TLV5RQNW

pith:2010:TLV5RQNW4G7BXSWBFORBSLUYKQ

not attested not anchored not stored refs pending

The complexity of conservative finite-valued CSPs

Stanislav Zivny, Vladimir Kolmogorov

arxiv:1008.1555 v1 · 2010-08-09 · 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{TLV5RQNW4G7BXSWBFORBSLUYKQ}

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	2026-05-18T04:42:24.050578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9aebd8c1b6e1be1bcac12ba2192e9854164d143d55b1df0b2d7208c5a7ead830

Aliases

arxiv: 1008.1555 · arxiv_version: 1008.1555v1 · doi: 10.48550/arxiv.1008.1555 · pith_short_12: TLV5RQNW4G7B · pith_short_16: TLV5RQNW4G7BXSWB · pith_short_8: TLV5RQNW

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/TLV5RQNW4G7BXSWBFORBSLUYKQ \
  | 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: 9aebd8c1b6e1be1bcac12ba2192e9854164d143d55b1df0b2d7208c5a7ead830

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12f2e1fa32395d3ab6dcf84a23628c1c2a0509172deb629661767dcef03b0731",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2010-08-09T17:47:20Z",
    "title_canon_sha256": "1d837289150b1bb3d3819334d4c362376e14645bb9bb1b0fa584415dce6ebfed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1555",
    "kind": "arxiv",
    "version": 1
  }
}