Pith Number

pith:TMPULUMZ

pith:2023:TMPULUMZVDJEY6PYLPIMLYZQON

not attested not anchored not stored refs pending

Local cyclic homology of group Banach algebras of "non-positively curved" discrete groups

Michael Puschnigg

arxiv:2306.00746 v1 · 2023-06-01 · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMPULUMZVDJEY6PYLPIMLYZQON}

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	2026-07-05T06:16:30.504696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b1f45d199a8d24c79f85bd0c5e3307351332cb6cb3ce50a00d1eb0e43a43a63

Aliases

arxiv: 2306.00746 · arxiv_version: 2306.00746v1 · doi: 10.48550/arxiv.2306.00746 · pith_short_12: TMPULUMZVDJE · pith_short_16: TMPULUMZVDJEY6PY · pith_short_8: TMPULUMZ

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/TMPULUMZVDJEY6PYLPIMLYZQON \
  | 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: 9b1f45d199a8d24c79f85bd0c5e3307351332cb6cb3ce50a00d1eb0e43a43a63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ec4ce75359980814d518b673ceea0abb45c62c18607f0818f2f889744f94e54",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2023-06-01T14:41:41Z",
    "title_canon_sha256": "b1911f6a31446dd6609c1f564bbc22ec8e35995d28a52782ad5a17b7c7fee84e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.00746",
    "kind": "arxiv",
    "version": 1
  }
}