Pith Number

pith:3O4VFJAT

pith:2012:3O4VFJATGZ65AB6BAOEFZJQWEC

not attested not anchored not stored refs pending

Ergodic universality of some topological dynamical systems

Anthony Quas, Terry Soo

arxiv:1208.3501 v3 · 2012-08-16 · 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{3O4VFJATGZ65AB6BAOEFZJQWEC}

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	2026-05-18T02:49:46.209036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbb952a413367dd007c103885ca61620885391e206bd8f134c8770af96ff9282

Aliases

arxiv: 1208.3501 · arxiv_version: 1208.3501v3 · doi: 10.48550/arxiv.1208.3501 · pith_short_12: 3O4VFJATGZ65 · pith_short_16: 3O4VFJATGZ65AB6B · pith_short_8: 3O4VFJAT

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/3O4VFJATGZ65AB6BAOEFZJQWEC \
  | 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: dbb952a413367dd007c103885ca61620885391e206bd8f134c8770af96ff9282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de2d60b7a7a2049141912e267a7b9f3d39005e59e9158245b65918d236a8e33b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-08-16T21:44:54Z",
    "title_canon_sha256": "925ff24e3b8424a18803214a580ec1463f31f9f36ef287151a68c776f3a135b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3501",
    "kind": "arxiv",
    "version": 3
  }
}