Pith Number

pith:UFNHRRWT

pith:2010:UFNHRRWTYOIZWP5GRR6ZNBO32C

not attested not anchored not stored refs pending

Minimal C^1 diffeomorphisms of the circle which admit measurable fundamental domains

Hiroki Kodama, Shigenori Matsumoto

arxiv:1005.0585 v2 · 2010-05-04 · 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{UFNHRRWTYOIZWP5GRR6ZNBO32C}

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	2026-05-18T03:21:45.917924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a15a78c6d3c3919b3fa68c7d9685dbd095aa983c34376e8109ed04b87e612a3f

Aliases

arxiv: 1005.0585 · arxiv_version: 1005.0585v2 · doi: 10.48550/arxiv.1005.0585 · pith_short_12: UFNHRRWTYOIZ · pith_short_16: UFNHRRWTYOIZWP5G · pith_short_8: UFNHRRWT

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/UFNHRRWTYOIZWP5GRR6ZNBO32C \
  | 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: a15a78c6d3c3919b3fa68c7d9685dbd095aa983c34376e8109ed04b87e612a3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88f4e73f5b1cd9cb2b4be9dc41ce16d086a9271e27013b40b7c1c9e07febebf3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2010-05-04T17:13:48Z",
    "title_canon_sha256": "91d9687aa44848e8ead84607af4d694902330f63761f7cb369d67bd6af7b8ae1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.0585",
    "kind": "arxiv",
    "version": 2
  }
}