Pith Number

pith:HNDNZTQM

pith:2015:HNDNZTQMQPXKEIDLBV4ZKFV225

not attested not anchored not stored refs pending

Optimizing the Frequency of Quantum Error Correction using the [[7,1,3]] Steane Code

Ali Abu-Nada, Ben Fortescue, Mark Byrd

arxiv:1504.04057 v1 · 2015-04-15 · 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{HNDNZTQMQPXKEIDLBV4ZKFV225}

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	2026-05-18T00:30:49.522592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b46dcce0c83eea2206b0d799516bad740f28d392968a91fd034c515cc159596

Aliases

arxiv: 1504.04057 · arxiv_version: 1504.04057v1 · doi: 10.48550/arxiv.1504.04057 · pith_short_12: HNDNZTQMQPXK · pith_short_16: HNDNZTQMQPXKEIDL · pith_short_8: HNDNZTQM

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/HNDNZTQMQPXKEIDLBV4ZKFV225 \
  | 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: 3b46dcce0c83eea2206b0d799516bad740f28d392968a91fd034c515cc159596

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b7ac19543522c34133b99cccf46839c4d7ca3c61997b3253060cef75a7d1256",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-15T21:52:19Z",
    "title_canon_sha256": "4a8fe846f95099e9c4e17cd1e87ae156d599140612421e4c1aefa426f0531ed5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04057",
    "kind": "arxiv",
    "version": 1
  }
}