Pith Number

pith:Y2POUYVV

pith:2012:Y2POUYVVYFTZ3IQD5U2PWBX4LA

not attested not anchored not stored refs pending

Impossibility of a Quantum Speed-up with a Faulty Oracle

Liron Schiff, Oded Regev

arxiv:1202.1027 v1 · 2012-02-06 · 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{Y2POUYVVYFTZ3IQD5U2PWBX4LA}

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	2026-05-18T04:03:05.369178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c69eea62b5c1679da203ed34fb06fc580e25fa5b4317d86717c87941ec385ac5

Aliases

arxiv: 1202.1027 · arxiv_version: 1202.1027v1 · doi: 10.48550/arxiv.1202.1027 · pith_short_12: Y2POUYVVYFTZ · pith_short_16: Y2POUYVVYFTZ3IQD · pith_short_8: Y2POUYVV

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/Y2POUYVVYFTZ3IQD5U2PWBX4LA \
  | 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: c69eea62b5c1679da203ed34fb06fc580e25fa5b4317d86717c87941ec385ac5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e6771c19a657646e928a1a2d63d9780af0ef342ed5b221bae72ffce76b23184",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-06T01:38:45Z",
    "title_canon_sha256": "59c82e1e6e64871d4648f0ff4b63cbb62de5080235bc466aa48700ded06881fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1027",
    "kind": "arxiv",
    "version": 1
  }
}