Pith Number

pith:E52RH22O

pith:2026:E52RH22OIX2NEXYRMZSJNTLLMF

not attested not anchored not stored refs pending

Biased-noise qubits: a guide to efficient fault-tolerance using the hierarchy of errors

Christophe Vuillot, Diego Ruiz, J\'er\'emie Guillaud, Mazyar Mirrahimi

arxiv:2607.20143 v1 · 2026-07-22 · 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{E52RH22OIX2NEXYRMZSJNTLLMF}

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	2026-07-23T01:25:03.701695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

277513eb4e45f4d25f11666496cd6b614a573cea824047a3edc366f467932fe2

Aliases

arxiv: 2607.20143 · arxiv_version: 2607.20143v1 · doi: 10.48550/arxiv.2607.20143 · pith_short_12: E52RH22OIX2N · pith_short_16: E52RH22OIX2NEXYR · pith_short_8: E52RH22O

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/E52RH22OIX2NEXYRMZSJNTLLMF \
  | 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: 277513eb4e45f4d25f11666496cd6b614a573cea824047a3edc366f467932fe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a9b1841cd1a4b0380a3daf1b17445cc384c183f1b5ae0c42f99e7c72c9c6f74",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-22T13:45:09Z",
    "title_canon_sha256": "a037b41f271850073a1659f9e1c4dfbb8bc966b8ad7ef3bd81e678b37f2dde80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20143",
    "kind": "arxiv",
    "version": 1
  }
}