Pith Number

pith:JLBDBVQZ

pith:2022:JLBDBVQZNSDSQ6CY3A5C4D5JIV

not attested not anchored not stored refs pending

Maximum confidence measurement for qubit states

Carles Roch I Carceller, Hanwool Lee, Jonatan Bohr Brask, Joonwoo Bae, Kieran Flatt

arxiv:2203.05737 v2 · 2022-03-11 · 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{JLBDBVQZNSDSQ6CY3A5C4D5JIV}

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	2026-07-05T04:58:35.280806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ac230d6196c87287858d83a2e0fa9455b9ff26f56bc3c8ee325371452cf5238

Aliases

arxiv: 2203.05737 · arxiv_version: 2203.05737v2 · doi: 10.48550/arxiv.2203.05737 · pith_short_12: JLBDBVQZNSDS · pith_short_16: JLBDBVQZNSDSQ6CY · pith_short_8: JLBDBVQZ

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/JLBDBVQZNSDSQ6CY3A5C4D5JIV \
  | 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: 4ac230d6196c87287858d83a2e0fa9455b9ff26f56bc3c8ee325371452cf5238

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48fadc3d0bdcac4f33309a5b4d1e0d53b2ea121d90e1a12ca34b51ea79ba3d8d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-03-11T03:23:44Z",
    "title_canon_sha256": "400888045bed30b2ccc1c4a856912b8cd0f02eb74ed5b3d576155385569663d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.05737",
    "kind": "arxiv",
    "version": 2
  }
}