Pith Number

pith:Y5O2ESHJ

pith:2005:Y5O2ESHJKJ7GPU2CV72QEFOJDV

not attested not anchored not stored refs pending

Noncommutative recurrence over locally compact Hausdorff groups

Anton Stroh, Richard de Beer, Rocco Duvenhage

arxiv:math/0509375 v1 · 2005-09-16 · 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{Y5O2ESHJKJ7GPU2CV72QEFOJDV}

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	2026-05-18T00:12:02.779439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c75da248e9527e67d342aff50215c91d65b8ddcbe64f62196863a4a2c0691327

Aliases

arxiv: math/0509375 · arxiv_version: math/0509375v1 · doi: 10.48550/arxiv.math/0509375 · pith_short_12: Y5O2ESHJKJ7G · pith_short_16: Y5O2ESHJKJ7GPU2C · pith_short_8: Y5O2ESHJ

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/Y5O2ESHJKJ7GPU2CV72QEFOJDV \
  | 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: c75da248e9527e67d342aff50215c91d65b8ddcbe64f62196863a4a2c0691327

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02bda79e05f97a498fc8e9478d4b13d0f086094ee6ebe7fd8402c9a4e008c9a7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.DS",
    "submitted_at": "2005-09-16T12:38:35Z",
    "title_canon_sha256": "1cabade5a0287c88ebc3583f1b097dac2e676a45415127cb7cb2ba2f53ace7c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0509375",
    "kind": "arxiv",
    "version": 1
  }
}