Pith Number

pith:2JAGLYPD

pith:2008:2JAGLYPDQDP63PJ2QVCH4I4G7I

not attested not anchored not stored refs pending

Generalized Bunce-Deddens algebras

Stefanos Orfanos

arxiv:0812.0184 v1 · 2008-12-01 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2JAGLYPDQDP63PJ2QVCH4I4G7I}

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	2026-05-18T03:36:05.267338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d24065e1e380dfedbd3a85447e2386fa1094ec604195f172e54928cea3fe861d

Aliases

arxiv: 0812.0184 · arxiv_version: 0812.0184v1 · doi: 10.48550/arxiv.0812.0184 · pith_short_12: 2JAGLYPDQDP6 · pith_short_16: 2JAGLYPDQDP63PJ2 · pith_short_8: 2JAGLYPD

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/2JAGLYPDQDP63PJ2QVCH4I4G7I \
  | 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: d24065e1e380dfedbd3a85447e2386fa1094ec604195f172e54928cea3fe861d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69d629a3603a20edf5ed9b12931c77b5556de802892377f4e51c9095560490e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2008-12-01T16:33:35Z",
    "title_canon_sha256": "526193c56d45f868e3c8f9443ddfa49cc6a81ca7588d7aac8e6c0cada396208e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0184",
    "kind": "arxiv",
    "version": 1
  }
}