Pith Number

pith:AWGLIRVU

pith:2018:AWGLIRVU5X7CKHPXX2PWGW7BPC

not attested not anchored not stored refs pending

Fast Dynamic Programming on Graph Decompositions

Erik Jan van Leeuwen, Hans L. Bodlaender, Johan M. M. Van Rooij, Martin Vatshelle, Peter Rossmanith

arxiv:1806.01667 v1 · 2018-06-05 · 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{AWGLIRVU5X7CKHPXX2PWGW7BPC}

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	2026-05-18T00:14:12.114301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

058cb446b4edfe251df7be9f635be178993c0559bd9b0a6326b8a63aea8c9c2b

Aliases

arxiv: 1806.01667 · arxiv_version: 1806.01667v1 · doi: 10.48550/arxiv.1806.01667 · pith_short_12: AWGLIRVU5X7C · pith_short_16: AWGLIRVU5X7CKHPX · pith_short_8: AWGLIRVU

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/AWGLIRVU5X7CKHPXX2PWGW7BPC \
  | 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: 058cb446b4edfe251df7be9f635be178993c0559bd9b0a6326b8a63aea8c9c2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a447565e5dc0a3d4f3b8543e7d5bedee3c4ea5adc63e375b52b91a6d2e498928",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-06-05T13:02:35Z",
    "title_canon_sha256": "0f14eb093ea976a3827b8b5317d5441e132eb6e04f5a28aa90b5f8313053b18d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01667",
    "kind": "arxiv",
    "version": 1
  }
}