Pith Number

pith:2GHC2S4D

pith:2023:2GHC2S4DSJ2YTS4E4TSVH3AH32

not attested not anchored not stored refs pending

Spacetime codes of Clifford circuits

Adam Paetznick, Nicolas Delfosse

arxiv:2304.05943 v2 · 2023-04-12 · quant-ph · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2GHC2S4DSJ2YTS4E4TSVH3AH32}

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.

Cited by

5 papers in Pith

A framework for low-overhead quantum fault tolerance via spacetime lifting

Gauging the Spacetime Code

Weakly Fault-Tolerant Computation in a Quantum Error-Detecting Code

Demonstration of logical qubits and repeated error correction with better-than-physical error rates

Optimising Quantum Error Correction Using Morphing Circuits

Receipt and verification

First computed	2026-07-05T06:14:09.575008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d18e2d4b83927589cb84e4e553ec07de929285ce31d7a7c5d1f5ecb238a5c521

Aliases

arxiv: 2304.05943 · arxiv_version: 2304.05943v2 · doi: 10.48550/arxiv.2304.05943 · pith_short_12: 2GHC2S4DSJ2Y · pith_short_16: 2GHC2S4DSJ2YTS4E · pith_short_8: 2GHC2S4D

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/2GHC2S4DSJ2YTS4E4TSVH3AH32 \
  | 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: d18e2d4b83927589cb84e4e553ec07de929285ce31d7a7c5d1f5ecb238a5c521

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "302124ebc475566b41e0826ca91c831983c2b564894cb37d3b8a9f09ac13a15e",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-04-12T16:05:44Z",
    "title_canon_sha256": "0bef3b11daa4bee8ca37df2ddfe569ade619a4c7fbf4aa783b5e0259775b1cc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.05943",
    "kind": "arxiv",
    "version": 2
  }
}