Pith Number

pith:KFQE4B7F

pith:2011:KFQE4B7FP7CDJ4CNY3XR5H35EF

not attested not anchored not stored refs pending

Sequential measurement-based quantum computing with memories

Alessandro Ferraro, Antonio Acin, Augusto J. Roncaglia, Leandro Aolita

arxiv:1103.1907 v2 · 2011-03-09 · 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{KFQE4B7FP7CDJ4CNY3XR5H35EF}

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	2026-05-18T02:02:55.424827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51604e07e57fc434f04dc6ef1e9f7d216364d3cfd05ff7f2763ac2b40c45bb94

Aliases

arxiv: 1103.1907 · arxiv_version: 1103.1907v2 · doi: 10.48550/arxiv.1103.1907 · pith_short_12: KFQE4B7FP7CD · pith_short_16: KFQE4B7FP7CDJ4CN · pith_short_8: KFQE4B7F

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/KFQE4B7FP7CDJ4CNY3XR5H35EF \
  | 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: 51604e07e57fc434f04dc6ef1e9f7d216364d3cfd05ff7f2763ac2b40c45bb94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6ba9260a4bcd981524c1ac91bc9a2f53718afa709430fb4203a4227e5ec359e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-09T22:09:53Z",
    "title_canon_sha256": "6dd0d73ca505860d2dd946691d5b6c87b12200351db37ae5961292286326b36f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1907",
    "kind": "arxiv",
    "version": 2
  }
}