Pith Number

pith:C7DQXLNG

pith:2017:C7DQXLNGIQVRJ6N52VR6GXTLAB

not attested not anchored not stored refs pending

Transversals of Longest Paths

Cristina G. Fernandes, Juan Guti\'errez, M\'arcia R. Cerioli, Paloma T. Lima, Renzo G\'omez

arxiv:1712.07086 v1 · 2017-12-19 · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7DQXLNGIQVRJ6N52VR6GXTLAB}

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	2026-05-18T00:27:37.216210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17c70bada6442b14f9bdd563e35e6b006f74a73adea1e0aaa516003348893b7c

Aliases

arxiv: 1712.07086 · arxiv_version: 1712.07086v1 · doi: 10.48550/arxiv.1712.07086 · pith_short_12: C7DQXLNGIQVR · pith_short_16: C7DQXLNGIQVRJ6N5 · pith_short_8: C7DQXLNG

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/C7DQXLNGIQVRJ6N52VR6GXTLAB \
  | 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: 17c70bada6442b14f9bdd563e35e6b006f74a73adea1e0aaa516003348893b7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c1b3e3e3b411f18aa0200dc7f66695a8115ebef478144fd4006508e8b42d827",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-12-19T18:13:58Z",
    "title_canon_sha256": "c14b2b59e627982dfc94c6953dfd1d1bae8f8c8c56e814331e356a3e4bba4522"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07086",
    "kind": "arxiv",
    "version": 1
  }
}