Pith Number

pith:XJKRR3QK

pith:2023:XJKRR3QKJZC3WIQEFJESTYNCFE

not attested not anchored not stored refs pending

The Akbulut cork is not universal

Roberto Ladu

arxiv:2311.17028 v3 · 2023-11-28 · 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{XJKRR3QKJZC3WIQEFJESTYNCFE}

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.

Cited by

1 paper in Pith

On $h$-cobordisms of complexity $2$

Receipt and verification

First computed	2026-07-05T08:30:48.962913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba5518ee0a4e45bb22042a4929e1a22933a372efe9ab1292242986f72eaf0cc7

Aliases

arxiv: 2311.17028 · arxiv_version: 2311.17028v3 · doi: 10.48550/arxiv.2311.17028 · pith_short_12: XJKRR3QKJZC3 · pith_short_16: XJKRR3QKJZC3WIQE · pith_short_8: XJKRR3QK

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/XJKRR3QKJZC3WIQEFJESTYNCFE \
  | 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: ba5518ee0a4e45bb22042a4929e1a22933a372efe9ab1292242986f72eaf0cc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79032f6176aa3119606eea44c1db53cdc0d85849678107e2a79c00c24be6ddc1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2023-11-28T18:30:40Z",
    "title_canon_sha256": "fa6961c5d3bdee1a0defb2a33dbaa413dc03439603ed3aa8746cde59b17aa855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.17028",
    "kind": "arxiv",
    "version": 3
  }
}