Pith Number

pith:5UFMFOEV

pith:2017:5UFMFOEVS4V74Q6S2KCUX7YOV2

not attested not anchored not stored refs pending

Optimal entangling operations between deterministic blocks of qubits encoded into single photons

Jake A. Smith, Lev Kaplan

arxiv:1711.01319 v2 · 2017-11-03 · 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{5UFMFOEVS4V74Q6S2KCUX7YOV2}

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	2026-05-18T00:25:16.392815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed0ac2b895972bfe43d2d2854bff0eae91102a304b00e75f327b441e8cabe555

Aliases

arxiv: 1711.01319 · arxiv_version: 1711.01319v2 · doi: 10.48550/arxiv.1711.01319 · pith_short_12: 5UFMFOEVS4V7 · pith_short_16: 5UFMFOEVS4V74Q6S · pith_short_8: 5UFMFOEV

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/5UFMFOEVS4V74Q6S2KCUX7YOV2 \
  | 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: ed0ac2b895972bfe43d2d2854bff0eae91102a304b00e75f327b441e8cabe555

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80cd308200dcdac3eecef62286087ee1fecfa892a9f0076aba84de3cf41d8d60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-11-03T20:08:05Z",
    "title_canon_sha256": "22f467b1fd8287be9f0e5d61a2f587ec826307672a32d1d4d03717f5c4427c09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01319",
    "kind": "arxiv",
    "version": 2
  }
}