Pith Number

pith:Q7QGY3Q5

pith:2016:Q7QGY3Q5GPWIS5OUM7K7XDZUNU

not attested not anchored not stored refs pending

A look at the inner structure of the $2$-adic ring $C^*$-algebra and its automorphism groups

Roberto Conti, Stefano Rossi, Valeriano Aiello

arxiv:1604.06290 v4 · 2016-04-21 · math.OA · 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{Q7QGY3Q5GPWIS5OUM7K7XDZUNU}

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	2026-05-18T00:25:12.027443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87e06c6e1d33ec8975d467d5fb8f346d375e79d1683c7edf9f405d489558d1bd

Aliases

arxiv: 1604.06290 · arxiv_version: 1604.06290v4 · doi: 10.48550/arxiv.1604.06290 · pith_short_12: Q7QGY3Q5GPWI · pith_short_16: Q7QGY3Q5GPWIS5OU · pith_short_8: Q7QGY3Q5

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/Q7QGY3Q5GPWIS5OUM7K7XDZUNU \
  | 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: 87e06c6e1d33ec8975d467d5fb8f346d375e79d1683c7edf9f405d489558d1bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da9176bb2da90f1bad0ba915dcefbdc1ad46c8bb4124e9543f27424a853d1f46",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2016-04-21T13:06:35Z",
    "title_canon_sha256": "128ae9c6d43d6b79ada824d82281225cc08b50b25800456ff6d54843a6da1895"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06290",
    "kind": "arxiv",
    "version": 4
  }
}