Pith Number

pith:EWMZY43R

pith:2016:EWMZY43RTWLBOLKL3Z6PGVOFJP

not attested not anchored not stored refs pending

Directed Hamiltonicity and Out-Branchings via Generalized Laplacians

Andreas Bj\"orklund, Ioannis Koutis, Petteri Kaski

arxiv:1607.04002 v2 · 2016-07-14 · 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{EWMZY43RTWLBOLKL3Z6PGVOFJP}

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	2026-05-18T00:45:48.998426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25999c73719d96172d4bde7cf355c54bc5b7b75f933706ff588dbcefb739b366

Aliases

arxiv: 1607.04002 · arxiv_version: 1607.04002v2 · doi: 10.48550/arxiv.1607.04002 · pith_short_12: EWMZY43RTWLB · pith_short_16: EWMZY43RTWLBOLKL · pith_short_8: EWMZY43R

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/EWMZY43RTWLBOLKL3Z6PGVOFJP \
  | 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: 25999c73719d96172d4bde7cf355c54bc5b7b75f933706ff588dbcefb739b366

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da75aa2145e44233de65d014370cefc5bbfb7ba17d7bd29bb46d39bb7e0ede6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-07-14T06:06:39Z",
    "title_canon_sha256": "f6e9569279d4d281bb321fe6880448827c95c90547b71d9d1e68e71a23091f7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04002",
    "kind": "arxiv",
    "version": 2
  }
}