Pith Number

pith:QOHJYXDD

pith:2026:QOHJYXDDVY4JHB6TJJ3VR2VV43

not attested not anchored not stored refs pending

Intermingled basins: Kan's example on the Riemann sphere

Abbas Fakhari, Ale Jan Homburg, Sebastian van Strien

arxiv:2606.04783 v1 · 2026-06-03 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOHJYXDDVY4JHB6TJJ3VR2VV43}

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	2026-06-04T01:09:29.787625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

838e9c5c63ae389387d34a7758eab5e6e73d505ffcd232359f967696416a9c72

Aliases

arxiv: 2606.04783 · arxiv_version: 2606.04783v1 · doi: 10.48550/arxiv.2606.04783 · pith_short_12: QOHJYXDDVY4J · pith_short_16: QOHJYXDDVY4JHB6T · pith_short_8: QOHJYXDD

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/QOHJYXDDVY4JHB6TJJ3VR2VV43 \
  | 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: 838e9c5c63ae389387d34a7758eab5e6e73d505ffcd232359f967696416a9c72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae0a19101fb11ca8540eacd57f764aea479a5b56da95c3ca1dccd066a0837628",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2026-06-03T12:05:16Z",
    "title_canon_sha256": "df78c9e4f5fc931e65476e6e61df9cdeb6dc429f712566053d62856ce116023e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04783",
    "kind": "arxiv",
    "version": 1
  }
}