Pith Number

pith:NB76SOGX

pith:2021:NB76SOGX4SI2FD6EAAI7IJ33YK

not attested not anchored not stored refs pending

Towards Classifying the Polynomial-Time Solvability of Temporal Betweenness Centrality

Andr\'e Nichterlein, Hendrik Molter, Maciej Rymar, Rolf Niedermeier

arxiv:2105.13055 v1 · 2021-05-27 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NB76SOGX4SI2FD6EAAI7IJ33YK}

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	2026-07-05T02:43:57.000643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

687fe938d7e491a28fc40011f4277bc29014a7c17471e22ed950a5f5e6ecf116

Aliases

arxiv: 2105.13055 · arxiv_version: 2105.13055v1 · doi: 10.48550/arxiv.2105.13055 · pith_short_12: NB76SOGX4SI2 · pith_short_16: NB76SOGX4SI2FD6E · pith_short_8: NB76SOGX

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/NB76SOGX4SI2FD6EAAI7IJ33YK \
  | 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: 687fe938d7e491a28fc40011f4277bc29014a7c17471e22ed950a5f5e6ecf116

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "123f283d1da4ee9f8657c6df44ecee9f149b8d790bd4f46d69cbfbd0a0990502",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-05-27T10:50:41Z",
    "title_canon_sha256": "430e710053e4a4bc388401b977674978fab8e0d7e247136974eaaea85948b6b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.13055",
    "kind": "arxiv",
    "version": 1
  }
}