Pith Number

pith:WU7ESPFS

pith:2006:WU7ESPFSK5JHVHYNNENF7XRMMC

not attested not anchored not stored refs pending

Convergence of the Zipper algorithm for conformal mapping

Donald E. Marshall, Steffen Rohde

arxiv:math/0605532 v1 · 2006-05-18 · math.CV · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WU7ESPFSK5JHVHYNNENF7XRMMC}

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	2026-06-03T22:06:19.692595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b53e493cb257527a9f0d691a5fde2c608f99ae677d3ddd24ddca446ef1452d34

Aliases

arxiv: math/0605532 · arxiv_version: math/0605532v1 · doi: 10.48550/arxiv.math/0605532 · pith_short_12: WU7ESPFSK5JH · pith_short_16: WU7ESPFSK5JHVHYN · pith_short_8: WU7ESPFS

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/WU7ESPFSK5JHVHYNNENF7XRMMC \
  | 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: b53e493cb257527a9f0d691a5fde2c608f99ae677d3ddd24ddca446ef1452d34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "095c2eb09a332b412944275e1acb6cd0ecda73bbe4d628a9099563165b07d43c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2006-05-18T21:04:15Z",
    "title_canon_sha256": "c74166d35f7bedd34580ed4a009315436e2123fd74f0c9524fec0cf913d5a35e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0605532",
    "kind": "arxiv",
    "version": 1
  }
}