Pith Number

pith:LO26FP4I

pith:2020:LO26FP4IAPZYS4PG67AJ7LRTTZ

not attested not anchored not stored refs pending

Thick isotopy property and the mapping class groups of Heegaard splittings

Daiki Iguchi

arxiv:2008.11548 v5 · 2020-08-26 · 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{LO26FP4IAPZYS4PG67AJ7LRTTZ}

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	2026-06-02T01:03:27.501124Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bb5e2bf8803f38971e6f7c09fae339e43659e9cdb7a850aa531e0a434d0acaf

Aliases

arxiv: 2008.11548 · arxiv_version: 2008.11548v5 · doi: 10.48550/arxiv.2008.11548 · pith_short_12: LO26FP4IAPZY · pith_short_16: LO26FP4IAPZYS4PG · pith_short_8: LO26FP4I

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/LO26FP4IAPZYS4PG67AJ7LRTTZ \
  | 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: 5bb5e2bf8803f38971e6f7c09fae339e43659e9cdb7a850aa531e0a434d0acaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b0b2f2289bd2f97be4f92eea70b15f423e49c6e4a82a13368b2f9b999c520ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2020-08-26T13:24:18Z",
    "title_canon_sha256": "5d41021ee912869b9b4a847d6fafff371a0fb02ac4f813bca0353fee7b64a75b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.11548",
    "kind": "arxiv",
    "version": 5
  }
}