Pith Number

pith:MGPU6VTJ

pith:2019:MGPU6VTJW6RL4L3DG57VQCF4LL

not attested not anchored not stored refs pending

Fault-tolerant thresholds for the surface code in excess of 5% under biased noise

Benjamin J. Brown, David K. Tuckett, Stephen D. Bartlett, Steven T. Flammia

arxiv:1907.02554 v2 · 2019-07-04 · quant-ph · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MGPU6VTJW6RL4L3DG57VQCF4LL}

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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.

Cited by

1 paper in Pith

Free-Fermion Subsystem Codes

Receipt and verification

First computed	2026-07-05T00:51:52.080083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

619f4f5669b7a2be2f63377f5808bc5af79ef44e7a13a6d70b5020e5260a022e

Aliases

arxiv: 1907.02554 · arxiv_version: 1907.02554v2 · doi: 10.48550/arxiv.1907.02554 · pith_short_12: MGPU6VTJW6RL · pith_short_16: MGPU6VTJW6RL4L3D · pith_short_8: MGPU6VTJ

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/MGPU6VTJW6RL4L3DG57VQCF4LL \
  | 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: 619f4f5669b7a2be2f63377f5808bc5af79ef44e7a13a6d70b5020e5260a022e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c9fe4352c2511bc9e082182d93d8aee5553bb893658b239da2e20b72de98a1e",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-04T18:19:38Z",
    "title_canon_sha256": "30aac7cffbe21f55b25ea0a7c4238bf32d22e284a0f86edef446a0f5f4d838cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02554",
    "kind": "arxiv",
    "version": 2
  }
}