Pith Number

pith:JXS7KMCQ

pith:2004:JXS7KMCQLSBKTEUFGZ65XGIIBQ

not attested not anchored not stored refs pending

Algebras of non-Archimedean measures on groups

S.V. Ludkovsky

arxiv:math/0405131 v1 · 2004-05-07 · math.RA · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JXS7KMCQLSBKTEUFGZ65XGIIBQ}

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	2026-05-17T23:58:08.985867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4de5f530505c82a99285367ddb99080c13d2824535b01e9b19fe984155fbad93

Aliases

arxiv: math/0405131 · arxiv_version: math/0405131v1 · doi: 10.48550/arxiv.math/0405131 · pith_short_12: JXS7KMCQLSBK · pith_short_16: JXS7KMCQLSBKTEUF · pith_short_8: JXS7KMCQ

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/JXS7KMCQLSBKTEUFGZ65XGIIBQ \
  | 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: 4de5f530505c82a99285367ddb99080c13d2824535b01e9b19fe984155fbad93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6574ae4a89b14a29ceb93651be2edbe4d850add1ae0783cfb504f4c26f9c15ee",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "",
    "primary_cat": "math.RA",
    "submitted_at": "2004-05-07T17:34:55Z",
    "title_canon_sha256": "d0c34efcf4006fc5ae67ec8307b0461a28625f123a7ad0dbb4840e5a66635b2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0405131",
    "kind": "arxiv",
    "version": 1
  }
}