Pith Number

pith:EQMQUOU7

pith:2018:EQMQUOU7WSD7TQZO2T7A5CS7AY

not attested not anchored not stored refs pending

Efficient Algorithms for Measuring the Funnel-likeness of DAGs

Hendrik Molter, Manuel Sorge, Marcelo Garlet Millani, Rolf Niedermeier

arxiv:1801.10401 v1 · 2018-01-31 · 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{EQMQUOU7WSD7TQZO2T7A5CS7AY}

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	2026-05-18T00:24:40.911073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24190a3a9fb487f9c32ed4fe0e8a5f062d876fe41a60be7cf9c74a06db5c0599

Aliases

arxiv: 1801.10401 · arxiv_version: 1801.10401v1 · doi: 10.48550/arxiv.1801.10401 · pith_short_12: EQMQUOU7WSD7 · pith_short_16: EQMQUOU7WSD7TQZO · pith_short_8: EQMQUOU7

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/EQMQUOU7WSD7TQZO2T7A5CS7AY \
  | 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: 24190a3a9fb487f9c32ed4fe0e8a5f062d876fe41a60be7cf9c74a06db5c0599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4bdade206394a7e5c7095f6a3619bd1e702699a1d91a01ba765bb597e84bcf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-01-31T11:11:57Z",
    "title_canon_sha256": "052a0e247d6cc415a99576c89551ec74a675d489c4895bfabb5b8a3c7d13783e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10401",
    "kind": "arxiv",
    "version": 1
  }
}