Pith Number

pith:UYRUMVBF

pith:2021:UYRUMVBFUUN36IMR4T4K4P2F6U

not attested not anchored not stored refs pending

Loss-tolerant concatenated Bell-state measurement with encoded coherent-state qubits for long-range quantum communication

Hyunseok Jeong, Seok-Hyung Lee, Seung-Woo Lee

arxiv:2102.04071 v3 · 2021-02-08 · 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{UYRUMVBFUUN36IMR4T4K4P2F6U}

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	2026-07-05T03:43:01.187061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a623465425a51bbf2191e4f8ae3f45f539392ff8271ce5c7cbda18e0d628255d

Aliases

arxiv: 2102.04071 · arxiv_version: 2102.04071v3 · doi: 10.48550/arxiv.2102.04071 · pith_short_12: UYRUMVBFUUN3 · pith_short_16: UYRUMVBFUUN36IMR · pith_short_8: UYRUMVBF

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/UYRUMVBFUUN36IMR4T4K4P2F6U \
  | 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: a623465425a51bbf2191e4f8ae3f45f539392ff8271ce5c7cbda18e0d628255d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b30c84e47e76df633dc5da7925a0f41de9930fd33affdcbee6ee72d5b9edb89c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-08T09:13:47Z",
    "title_canon_sha256": "6a0d57abfdf9204b617283bc7f88e7a6ac9abcc413ec11989cd744e36805434b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.04071",
    "kind": "arxiv",
    "version": 3
  }
}