Pith Number

pith:WTJXHXJ5

pith:2019:WTJXHXJ5WK7NUAFZTL2JUBBNMN

not attested not anchored not stored refs pending

State convertibility in the von Neumann algebra framework

David W. Kribs, Ivan G. Todorov, Jason Crann, Rupert H. Levene

arxiv:1904.12664 v2 · 2019-04-29 · math.OA · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WTJXHXJ5WK7NUAFZTL2JUBBNMN}

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	2026-07-05T01:34:48.592938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4d373dd3db2beda00b99af49a042d6362676a4e37fa5ea981cc3a11d29d4152

Aliases

arxiv: 1904.12664 · arxiv_version: 1904.12664v2 · doi: 10.48550/arxiv.1904.12664 · pith_short_12: WTJXHXJ5WK7N · pith_short_16: WTJXHXJ5WK7NUAFZ · pith_short_8: WTJXHXJ5

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/WTJXHXJ5WK7NUAFZTL2JUBBNMN \
  | 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: b4d373dd3db2beda00b99af49a042d6362676a4e37fa5ea981cc3a11d29d4152

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "113707e880884f9885c3d8d5ffe72573433019365049f6c1ff4a03348e865d08",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2019-04-29T12:52:37Z",
    "title_canon_sha256": "6a0960e14f2e947672e86a6de7f768f6794ff7de7f30f75211256686bc7e1c74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12664",
    "kind": "arxiv",
    "version": 2
  }
}