Pith Number

pith:SRKVP32J

pith:2013:SRKVP32J34VVBPAFKTNM424C6O

not attested not anchored not stored refs pending

Universal and exotic generalized fixed-point algebras for weakly proper actions and duality

Alcides Buss, Siegfried Echterhoff

arxiv:1304.5697 v3 · 2013-04-21 · 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{SRKVP32J34VVBPAFKTNM424C6O}

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	2026-05-18T02:50:50.599966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

945557ef49df2b50bc0554dace6b82f386536dd9eff623fcf3a2a8f7c23d5374

Aliases

arxiv: 1304.5697 · arxiv_version: 1304.5697v3 · doi: 10.48550/arxiv.1304.5697 · pith_short_12: SRKVP32J34VV · pith_short_16: SRKVP32J34VVBPAF · pith_short_8: SRKVP32J

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/SRKVP32J34VVBPAFKTNM424C6O \
  | 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: 945557ef49df2b50bc0554dace6b82f386536dd9eff623fcf3a2a8f7c23d5374

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8e2779c701f9e747f49fa8aea84b33914d0adbe5df92cbcc7c572fff8e3d3ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2013-04-21T06:39:18Z",
    "title_canon_sha256": "4a5d5029e38becf8a999e816569a338e189352b8a785fb1057474bfde18ab838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5697",
    "kind": "arxiv",
    "version": 3
  }
}