Pith Number

pith:27LPJ6JQ

pith:2017:27LPJ6JQGM2KDZJF6Q4YXOPC7F

not attested not anchored not stored refs pending

An integrity measure to benchmark quantum error correcting memories

Joe O'Gorman, Niel de Beaudrap, Simon C. Benjamin, Xiaosi Xu

arxiv:1707.09951 v1 · 2017-07-31 · 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{27LPJ6JQGM2KDZJF6Q4YXOPC7F}

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	2026-05-18T00:22:39.675814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7d6f4f9303334a1e525f4398bb9e2f96a7b2f7a88e8b1a97ae340d681e306a0

Aliases

arxiv: 1707.09951 · arxiv_version: 1707.09951v1 · doi: 10.48550/arxiv.1707.09951 · pith_short_12: 27LPJ6JQGM2K · pith_short_16: 27LPJ6JQGM2KDZJF · pith_short_8: 27LPJ6JQ

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/27LPJ6JQGM2KDZJF6Q4YXOPC7F \
  | 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: d7d6f4f9303334a1e525f4398bb9e2f96a7b2f7a88e8b1a97ae340d681e306a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc35b558d7bca5f58f0b88b0115e087e5ca79edeccb1670a82ee21d286d1c25e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-31T16:53:36Z",
    "title_canon_sha256": "431f81e1312a639f5082abd7e6f91113f5a270d6add0e34b2f713e168ea51fce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09951",
    "kind": "arxiv",
    "version": 1
  }
}