Pith Number

pith:UQIYLZER

pith:2014:UQIYLZER4IEZHO57G4RULVCEIP

not attested not anchored not stored refs pending

Surgery along star shaped plumbings and exotic smooth structures on 4-manifolds

Cagri Karakurt, Laura Starkston

arxiv:1402.0801 v3 · 2014-02-04 · math.GT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQIYLZER4IEZHO57G4RULVCEIP}

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	2026-05-18T01:10:54.766803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a41185e491e20993bbbf372345d44443c896feb8a21dea3bd10991e9ac1f2eb4

Aliases

arxiv: 1402.0801 · arxiv_version: 1402.0801v3 · doi: 10.48550/arxiv.1402.0801 · pith_short_12: UQIYLZER4IEZ · pith_short_16: UQIYLZER4IEZHO57 · pith_short_8: UQIYLZER

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/UQIYLZER4IEZHO57G4RULVCEIP \
  | 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: a41185e491e20993bbbf372345d44443c896feb8a21dea3bd10991e9ac1f2eb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e1e10c6af8a34586a786cf3b76cc6ad423da38efd0a15b495ec15f1252328d1",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-02-04T17:20:27Z",
    "title_canon_sha256": "db26237151c5495ad71844a9ec38302355988a04b15b9c3298a30c77badb56a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0801",
    "kind": "arxiv",
    "version": 3
  }
}