Pith Number

pith:YQWEQPJZ

pith:2012:YQWEQPJZPNQ2BOGQSF2ALXEEQN

not attested not anchored not stored refs pending

Dealing with unknown quantum operations

Filippo M. Miatto

arxiv:1209.4281 v4 · 2012-09-19 · 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{YQWEQPJZPNQ2BOGQSF2ALXEEQN}

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	2026-05-18T03:38:04.797800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c42c483d397b61a0b8d0917405dc84834a35f5a7743f8494fc76dbf1a88384bc

Aliases

arxiv: 1209.4281 · arxiv_version: 1209.4281v4 · doi: 10.48550/arxiv.1209.4281 · pith_short_12: YQWEQPJZPNQ2 · pith_short_16: YQWEQPJZPNQ2BOGQ · pith_short_8: YQWEQPJZ

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/YQWEQPJZPNQ2BOGQSF2ALXEEQN \
  | 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: c42c483d397b61a0b8d0917405dc84834a35f5a7743f8494fc76dbf1a88384bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "351747119d09f1c9064a4462efb3a794603b0333b96cf9477760fe561cafd069",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-09-19T15:21:45Z",
    "title_canon_sha256": "bab8768a294c7d884c287c156f9d9c7a74fd5208ed44457f6a5d24abfd307bcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4281",
    "kind": "arxiv",
    "version": 4
  }
}