Pith Number

pith:T64VDOLN

pith:2018:T64VDOLNIAAQEBO2UL6FEDHU5M

not attested not anchored not stored refs pending

The non-unital version of Connes' theorem on the Hochschild class of the Chern character

Alan L. Carey, A. Rennie

arxiv:1803.02600 v2 · 2018-03-07 · 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{T64VDOLNIAAQEBO2UL6FEDHU5M}

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	2026-05-18T00:17:10.885210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fb951b96d40010205daa2fc520cf4eb10cb7e31508954fbf2373d6b98f43b54

Aliases

arxiv: 1803.02600 · arxiv_version: 1803.02600v2 · doi: 10.48550/arxiv.1803.02600 · pith_short_12: T64VDOLNIAAQ · pith_short_16: T64VDOLNIAAQEBO2 · pith_short_8: T64VDOLN

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/T64VDOLNIAAQEBO2UL6FEDHU5M \
  | 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: 9fb951b96d40010205daa2fc520cf4eb10cb7e31508954fbf2373d6b98f43b54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "617c42897d4078d4bb3f1ee30c2c63f12946f16f2683bcf7beed5fbcd5fce152",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2018-03-07T11:21:51Z",
    "title_canon_sha256": "a8497872475e96e0f63339ae721c5a11cfba9be60b2336808090b1dc9dca560d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02600",
    "kind": "arxiv",
    "version": 2
  }
}