Pith Number

pith:FU5HIVTP

pith:2019:FU5HIVTP5UME4UFXAQSLP5J36P

not attested not anchored not stored refs pending

Equivariant homologies for operator algebras

Ahmad Shirinkalam, Massoud Amini

arxiv:1902.03593 v1 · 2019-02-10 · math.OA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FU5HIVTP5UME4UFXAQSLP5J36P}

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	2026-05-17T23:54:20.279340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d3a74566fed184e50b70424b7f53bf3efe49836ffd7e668b064ca3f41bf2a64

Aliases

arxiv: 1902.03593 · arxiv_version: 1902.03593v1 · doi: 10.48550/arxiv.1902.03593 · pith_short_12: FU5HIVTP5UME · pith_short_16: FU5HIVTP5UME4UFX · pith_short_8: FU5HIVTP

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/FU5HIVTP5UME4UFXAQSLP5J36P \
  | 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: 2d3a74566fed184e50b70424b7f53bf3efe49836ffd7e668b064ca3f41bf2a64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4b63c6f3de4331e08bf758f702a7951fa3cc545828d7da20a42591d447c1859",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2019-02-10T13:12:14Z",
    "title_canon_sha256": "daedcd9acd5e0e4299da9fa046f92c93d316ca9c67da4dd8abbd23ec7656e5b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03593",
    "kind": "arxiv",
    "version": 1
  }
}