Pith Number

pith:HJQYUKXH

pith:2017:HJQYUKXHZTTJPWFEO4KHIOSMYG

not attested not anchored not stored refs pending

Experimental Quantum Key Distribution at 1.3 Gbit/s Secret-Key Rate over a 10-dB-Loss Channel

Changchen Chen, Franco N. C. Wong, Jeffrey H. Shapiro, Quntao Zhuang, Zheshen Zhang

arxiv:1712.04973 v1 · 2017-12-13 · 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{HJQYUKXHZTTJPWFEO4KHIOSMYG}

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	2026-05-18T00:28:01.344021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a618a2ae7cce697d8a47714743a4cc19eeb7a78bae0f036875628544676be1a

Aliases

arxiv: 1712.04973 · arxiv_version: 1712.04973v1 · doi: 10.48550/arxiv.1712.04973 · pith_short_12: HJQYUKXHZTTJ · pith_short_16: HJQYUKXHZTTJPWFE · pith_short_8: HJQYUKXH

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/HJQYUKXHZTTJPWFEO4KHIOSMYG \
  | 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: 3a618a2ae7cce697d8a47714743a4cc19eeb7a78bae0f036875628544676be1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44afcef7cdffb2794343a77137e715f41e3c6ee0f8bf2f0f7169e504136e1cda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-13T19:45:59Z",
    "title_canon_sha256": "084a3273e6f7ec90a8f0d2596f602a4891a6dc3133db1e51cc1312620213fbf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04973",
    "kind": "arxiv",
    "version": 1
  }
}