Pith Number

pith:AVFJ5GAY

pith:2020:AVFJ5GAYXYFTRYCIRAKFCM7ELK

not attested not anchored not stored refs pending

Amplitude estimation via maximum likelihood on noisy quantum computer

Naoki Yamamoto, Rudy Raymond, Shumpei Uno, Tamiya Onodera, Tomoki Tanaka, Yohichi Suzuki

arxiv:2006.16223 v3 · 2020-06-29 · 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{AVFJ5GAYXYFTRYCIRAKFCM7ELK}

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	2026-07-05T03:21:05.834834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

054a9e9818be0b38e04888145133e45a87bc62f48e6a87e58f1605387a4dbedc

Aliases

arxiv: 2006.16223 · arxiv_version: 2006.16223v3 · doi: 10.48550/arxiv.2006.16223 · pith_short_12: AVFJ5GAYXYFT · pith_short_16: AVFJ5GAYXYFTRYCI · pith_short_8: AVFJ5GAY

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/AVFJ5GAYXYFTRYCIRAKFCM7ELK \
  | 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: 054a9e9818be0b38e04888145133e45a87bc62f48e6a87e58f1605387a4dbedc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1008988faf344c132b15255275499e6617943218577dbc94414e36f23bab8de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-29T17:44:04Z",
    "title_canon_sha256": "141b460ed3210eb6a1cac466658a0adc5e3e1f05f835fa637f7508136f0252fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.16223",
    "kind": "arxiv",
    "version": 3
  }
}