Pith Number

pith:F2HOSPLN

pith:2017:F2HOSPLNOLVUR5VMXZWVUYXRR5

not attested not anchored not stored refs pending

Optimal nonlocal conversion of photonic four-partite entanglement from two Bell pairs in quantum networks

Nobuyuki Imoto, Toshiyuki Tashima, Yuki Takeuchi

arxiv:1712.09278 v2 · 2017-12-26 · 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{F2HOSPLNOLVUR5VMXZWVUYXRR5}

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	2026-05-18T00:17:08.066165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8ee93d6d72eb48f6acbe6d5a62f18f746389eeaad95fd247693a8d5121c3c9

Aliases

arxiv: 1712.09278 · arxiv_version: 1712.09278v2 · doi: 10.48550/arxiv.1712.09278 · pith_short_12: F2HOSPLNOLVU · pith_short_16: F2HOSPLNOLVUR5VM · pith_short_8: F2HOSPLN

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/F2HOSPLNOLVUR5VMXZWVUYXRR5 \
  | 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: 2e8ee93d6d72eb48f6acbe6d5a62f18f746389eeaad95fd247693a8d5121c3c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42bfac7326178438b6e305a8932c922be4684e307c3bd8aa4e52d937d48a18a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-26T15:01:08Z",
    "title_canon_sha256": "4b8e5e83ebb6714aebac455f8b14b0c29972360e874b9e093a689d98215484cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09278",
    "kind": "arxiv",
    "version": 2
  }
}