Pith Number

pith:L23M3X5C

pith:2019:L23M3X5CD3KMRWCC26E3CHBXWQ

not attested not anchored not stored refs pending

Genus zero PALF structures on the Akbulut-Yasui plugs

Takuya Ukida

arxiv:1906.03845 v1 · 2019-06-10 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L23M3X5CD3KMRWCC26E3CHBXWQ}

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	2026-05-17T23:43:44.767494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5eb6cddfa21ed4c8d842d789b11c37b423e03fa78c879cc701a947a85eba0d1d

Aliases

arxiv: 1906.03845 · arxiv_version: 1906.03845v1 · doi: 10.48550/arxiv.1906.03845 · pith_short_12: L23M3X5CD3KM · pith_short_16: L23M3X5CD3KMRWCC · pith_short_8: L23M3X5C

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/L23M3X5CD3KMRWCC26E3CHBXWQ \
  | 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: 5eb6cddfa21ed4c8d842d789b11c37b423e03fa78c879cc701a947a85eba0d1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0132e1d6af67602fa1a2f11aa9078abc74cbcfe97e9a11afcd1b8018415f9ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-06-10T08:50:13Z",
    "title_canon_sha256": "fed96a44f8cb194e000bd49519c79a7440b188a6a6f7639d42bd575ac49d08df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03845",
    "kind": "arxiv",
    "version": 1
  }
}