Pith Number

pith:M4YGCVJJ

pith:2022:M4YGCVJJXY5VH4UIYSTMXW3SZO

not attested not anchored not stored refs pending

Concatenation Schemes for Topological Fault-tolerant Quantum Error Correction

Isaac Kim, Patrick Hayden, Zhaoyi Li

arxiv:2209.09390 v2 · 2022-09-20 · 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{M4YGCVJJXY5VH4UIYSTMXW3SZO}

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	2026-07-05T06:43:37.057452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6730615529be3b53f288c4a6cbdb72cbb610c0d1f72e4cd8783c68193697f761

Aliases

arxiv: 2209.09390 · arxiv_version: 2209.09390v2 · doi: 10.48550/arxiv.2209.09390 · pith_short_12: M4YGCVJJXY5V · pith_short_16: M4YGCVJJXY5VH4UI · pith_short_8: M4YGCVJJ

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/M4YGCVJJXY5VH4UIYSTMXW3SZO \
  | 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: 6730615529be3b53f288c4a6cbdb72cbb610c0d1f72e4cd8783c68193697f761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7dc3db2d6e55f28d2792609e847968a05bda41ebf96f19c30822ec2c21c1827",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-09-20T00:08:28Z",
    "title_canon_sha256": "b17ee3127dd494a028547bc56902418912e9ba8d8e2e656e76ba68685ed78863"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.09390",
    "kind": "arxiv",
    "version": 2
  }
}