Pith Number

pith:EC2FCFCJ

pith:2016:EC2FCFCJMBTNU5ADEGP6YURD5P

not attested not anchored not stored refs pending

Fixed-Parameter Algorithms for DAG Partitioning

Andr\'e Nichterlein, Falk H\"uffner, Morgan Chopin, Ond\v{r}ej Such\'y, Ren\'e van Bevern, Robert Bredereck, Sepp Hartung

arxiv:1611.08809 v1 · 2016-11-27 · cs.DS · cs.DM · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EC2FCFCJMBTNU5ADEGP6YURD5P}

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	2026-05-18T00:51:37.032913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20b45114496066da7403219fec5223ebe0ec6697d4fbe8982e12b2f1eac037b7

Aliases

arxiv: 1611.08809 · arxiv_version: 1611.08809v1 · doi: 10.48550/arxiv.1611.08809 · pith_short_12: EC2FCFCJMBTN · pith_short_16: EC2FCFCJMBTNU5AD · pith_short_8: EC2FCFCJ

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/EC2FCFCJMBTNU5ADEGP6YURD5P \
  | 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: 20b45114496066da7403219fec5223ebe0ec6697d4fbe8982e12b2f1eac037b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c867bae5a9e6e77ec7aab2e4b74cc5ad4217d54e01439b4b0c7aca6cd2c05d0",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-11-27T09:04:03Z",
    "title_canon_sha256": "422c5f9675cfcb7e6d8102a00ce8b8b30062025a801b17b49e235436d388629c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08809",
    "kind": "arxiv",
    "version": 1
  }
}