Pith Number

pith:7NEKGICM

pith:2017:7NEKGICM2QXNHWUHSQPYSOBKKE

not attested not anchored not stored refs pending

Computing Tree Decompositions with FlowCutter: PACE 2017 Submission

Ben Strasser

arxiv:1709.08949 v1 · 2017-09-26 · 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{7NEKGICM2QXNHWUHSQPYSOBKKE}

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	2026-05-18T00:34:21.502656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb48a3204cd42ed3da87941f89382a5114f5a9144677a8254e6ed78025ae9c7c

Aliases

arxiv: 1709.08949 · arxiv_version: 1709.08949v1 · doi: 10.48550/arxiv.1709.08949 · pith_short_12: 7NEKGICM2QXN · pith_short_16: 7NEKGICM2QXNHWUH · pith_short_8: 7NEKGICM

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/7NEKGICM2QXNHWUHSQPYSOBKKE \
  | 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: fb48a3204cd42ed3da87941f89382a5114f5a9144677a8254e6ed78025ae9c7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f213e2ae5718ba017474fad7045a05381eade495af7a6d2f12731ff9ca1d171",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-09-26T11:34:38Z",
    "title_canon_sha256": "cc2f254fa475472d52ed248202582e3a3ab7127f53515f43d9eb6053b6cc3bbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08949",
    "kind": "arxiv",
    "version": 1
  }
}