Pith Number

pith:BTSKRQWB

pith:2026:BTSKRQWBQLXC5ULLYX54SCKVID

not attested not anchored not stored refs pending

Asymptotic magic state distillation with almost linear rate

Koki Ehara, Ryuji Takagi

arxiv:2605.30108 v1 · 2026-05-28 · 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{BTSKRQWBQLXC5ULLYX54SCKVID}

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	2026-05-29T02:06:10.050167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ce4a8c2c182ee2ed16bc5fbc9095540c2fb22439fc82c21ad4a792edca8264c

Aliases

arxiv: 2605.30108 · arxiv_version: 2605.30108v1 · doi: 10.48550/arxiv.2605.30108 · pith_short_12: BTSKRQWBQLXC · pith_short_16: BTSKRQWBQLXC5ULL · pith_short_8: BTSKRQWB

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/BTSKRQWBQLXC5ULLYX54SCKVID \
  | 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: 0ce4a8c2c182ee2ed16bc5fbc9095540c2fb22439fc82c21ad4a792edca8264c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b99e61b2fc6023452127d8b6358fab34979a8cd24ad0dfdd9eb85bf778d5e819",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-28T15:47:16Z",
    "title_canon_sha256": "bb5f44ee691716ce1f854cade075de268bc33a38b0d11567bcc49df25c10ce17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.30108",
    "kind": "arxiv",
    "version": 1
  }
}