Pith Number

pith:ZYPPGDGK

pith:2006:ZYPPGDGKGW3NI42CZK3UL5DJZH

not attested not anchored not stored refs pending

The Chern Character of Semifinite Spectral Triples

Adam Rennie, Alan L. Carey, Fyodor A. Sukochev, John Phillips

arxiv:math/0611227 v1 · 2006-11-08 · math.OA · 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{ZYPPGDGKGW3NI42CZK3UL5DJZH}

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	2026-07-04T14:57:38.451603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce1ef30cca35b6d47342cab745f469c9cff8d39c10c5cc1dc2741139f7200cd1

Aliases

arxiv: math/0611227 · arxiv_version: math/0611227v1 · doi: 10.48550/arxiv.math/0611227 · pith_short_12: ZYPPGDGKGW3N · pith_short_16: ZYPPGDGKGW3NI42C · pith_short_8: ZYPPGDGK

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/ZYPPGDGKGW3NI42CZK3UL5DJZH \
  | 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: ce1ef30cca35b6d47342cab745f469c9cff8d39c10c5cc1dc2741139f7200cd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ecefb61bb95e52ad1a3a1ed62b997ca39954fa0365bd17e236182cf6bdaa43c",
    "cross_cats_sorted": [
      "math.KT"
    ],
    "license": "",
    "primary_cat": "math.OA",
    "submitted_at": "2006-11-08T13:19:34Z",
    "title_canon_sha256": "13fc80cd6c54ed197cd4117264b9b11a64051301e6280c422d4c83277a8dabfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0611227",
    "kind": "arxiv",
    "version": 1
  }
}