Pith Number

pith:STT3ZGSB

pith:2022:STT3ZGSBAWPNYLUYOUNWWSL5P3

not attested not anchored not stored refs pending

A lower bound on the space overhead of fault-tolerant quantum computation

Ala Shayeghi, Alexander M\"uller-Hermes, Omar Fawzi

arxiv:2202.00119 v2 · 2022-01-31 · 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{STT3ZGSBAWPNYLUYOUNWWSL5P3}

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	2026-07-05T07:55:55.907439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94e7bc9a41059edc2e98751b6b497d7ee3b8c1c0fdc48529ccec9d29d46426a9

Aliases

arxiv: 2202.00119 · arxiv_version: 2202.00119v2 · doi: 10.48550/arxiv.2202.00119 · pith_short_12: STT3ZGSBAWPN · pith_short_16: STT3ZGSBAWPNYLUY · pith_short_8: STT3ZGSB

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/STT3ZGSBAWPNYLUYOUNWWSL5P3 \
  | 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: 94e7bc9a41059edc2e98751b6b497d7ee3b8c1c0fdc48529ccec9d29d46426a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba628e5fbeb9ef798c796ce5fab3ac623aa88cdcd469138988d5708d5a8f412c",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-01-31T22:19:49Z",
    "title_canon_sha256": "736bbbbe0eed440914d85b03e58a3e42f2fb475a3be1d5e9f63fffff76fb619a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.00119",
    "kind": "arxiv",
    "version": 2
  }
}