Pith Number

pith:FZ3FXUII

pith:2019:FZ3FXUII3TF6O6RL2MGWZCXKPD

not attested not anchored not stored refs pending

Structure of block quantum dynamical semigroups and their product systems

B V Rajarama Bhat, Vijaya Kumar U

arxiv:1908.04098 v2 · 2019-08-12 · 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{FZ3FXUII3TF6O6RL2MGWZCXKPD}

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	2026-07-05T03:36:50.725017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e765bd108dccbe77a2bd30d6c8aea78fe7bf925e3aa7e5a09a3f6476f9255a4

Aliases

arxiv: 1908.04098 · arxiv_version: 1908.04098v2 · doi: 10.48550/arxiv.1908.04098 · pith_short_12: FZ3FXUII3TF6 · pith_short_16: FZ3FXUII3TF6O6RL · pith_short_8: FZ3FXUII

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/FZ3FXUII3TF6O6RL2MGWZCXKPD \
  | 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: 2e765bd108dccbe77a2bd30d6c8aea78fe7bf925e3aa7e5a09a3f6476f9255a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe1ed6e139fed762700b3ca056e5eb5a1cd9fa37fd583c6f5d884ddaddd8d4a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2019-08-12T11:35:14Z",
    "title_canon_sha256": "be042b3777a06bc65c04a8bf91fd2a273daeace8d0e7f7745a4979b3ae0b0734"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04098",
    "kind": "arxiv",
    "version": 2
  }
}