Pith Number

pith:WKJ7XKS6

pith:2019:WKJ7XKS6UJOJFXW2HW6G566GWS

not attested not anchored not stored refs pending

Synchronization in two-level quantum systems

\'Alvaro Parra-L\'opez, Joakim Bergli

arxiv:1904.11763 v3 · 2019-04-26 · 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{WKJ7XKS6UJOJFXW2HW6G566GWS}

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	2026-07-05T01:14:24.796708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b293fbaa5ea25c92deda3dbc6efbc6b4a07c5c099dd0ddb3f2f2dd37748f21eb

Aliases

arxiv: 1904.11763 · arxiv_version: 1904.11763v3 · doi: 10.48550/arxiv.1904.11763 · pith_short_12: WKJ7XKS6UJOJ · pith_short_16: WKJ7XKS6UJOJFXW2 · pith_short_8: WKJ7XKS6

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/WKJ7XKS6UJOJFXW2HW6G566GWS \
  | 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: b293fbaa5ea25c92deda3dbc6efbc6b4a07c5c099dd0ddb3f2f2dd37748f21eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd356524e3b6695758760abbde67d6ddb2229c8f79a343c84ce3419bf5bb8217",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-26T11:13:43Z",
    "title_canon_sha256": "9e401344e20bedf1a2b26f3eeef976834bf31df005f1c44728fc07666a65507e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11763",
    "kind": "arxiv",
    "version": 3
  }
}