Pith Number

pith:2ZKYKVJ5

pith:2017:2ZKYKVJ5MPSGO4C5TAAKKRWUDT

not attested not anchored not stored refs pending

Classification of Minimal Separating Sets in Low Genus Surfaces

Austin K. Williams, J. J. P. Veerman, Victor Rielly, William J. Maxwell

arxiv:1701.04496 v2 · 2017-01-17 · math.CO · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZKYKVJ5MPSGO4C5TAAKKRWUDT}

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	2026-05-18T00:28:02.506509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65585553d63e467705d9800a546d41cf1f0f8e7da4995ecf134d9d1f111b6fb

Aliases

arxiv: 1701.04496 · arxiv_version: 1701.04496v2 · doi: 10.48550/arxiv.1701.04496 · pith_short_12: 2ZKYKVJ5MPSG · pith_short_16: 2ZKYKVJ5MPSGO4C5 · pith_short_8: 2ZKYKVJ5

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/2ZKYKVJ5MPSGO4C5TAAKKRWUDT \
  | 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: d65585553d63e467705d9800a546d41cf1f0f8e7da4995ecf134d9d1f111b6fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cf8d2a8930b0b84d017e8daedbfc658123ebc2993939403efdc2e0e2e198087",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-01-17T00:40:23Z",
    "title_canon_sha256": "8726e6530176eb51c6c39510cc0a260cd28c47a8f5c07a2ed4310b750198ead1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04496",
    "kind": "arxiv",
    "version": 2
  }
}