Pith Number

pith:SRB3W332

pith:2010:SRB3W332XXAM2UT5VSKJECKPMJ

not attested not anchored not stored refs pending

A note about a partial no-go theorem for quantum PCP

Itai Arad

arxiv:1012.3319 v2 · 2010-12-15 · cs.CC · 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{SRB3W332XXAM2UT5VSKJECKPMJ}

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	2026-05-18T03:53:54.857347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9443bb6f7abdc0cd527dac9492094f6267cfa6d6f79252d12bb10f2683ee996d

Aliases

arxiv: 1012.3319 · arxiv_version: 1012.3319v2 · doi: 10.48550/arxiv.1012.3319 · pith_short_12: SRB3W332XXAM · pith_short_16: SRB3W332XXAM2UT5 · pith_short_8: SRB3W332

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/SRB3W332XXAM2UT5VSKJECKPMJ \
  | 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: 9443bb6f7abdc0cd527dac9492094f6267cfa6d6f79252d12bb10f2683ee996d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c69375c8d3faaf6f72009e4488795b81b4b54e9ae73611353342f6b8ed1bc3ea",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2010-12-15T13:08:29Z",
    "title_canon_sha256": "016e7d08ab1c228f92d4ef9c75667a7f747b2c2dd8bc8c4880d03aa73d434a56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.3319",
    "kind": "arxiv",
    "version": 2
  }
}