Pith Number

pith:COU2XZ2X

pith:2015:COU2XZ2XHXYS76IXDVST4MHKRL

not attested not anchored not stored refs pending

Quantum secured gigabit optical access networks

Andrew J. Shields, Andrew W. Sharpe, Bernd Fr\"ohlich, James F. Dynes, Marco Lucamarini, Simon W.-B. Tam, Zhiliang Yuan

arxiv:1509.03496 v1 · 2015-09-11 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COU2XZ2XHXYS76IXDVST4MHKRL}

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	2026-05-18T01:01:29.089969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13a9abe7573df12ff9171d653e30ea8ac3f15934690aaa8ca97d439d7f586763

Aliases

arxiv: 1509.03496 · arxiv_version: 1509.03496v1 · doi: 10.48550/arxiv.1509.03496 · pith_short_12: COU2XZ2XHXYS · pith_short_16: COU2XZ2XHXYS76IX · pith_short_8: COU2XZ2X

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/COU2XZ2XHXYS76IXDVST4MHKRL \
  | 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: 13a9abe7573df12ff9171d653e30ea8ac3f15934690aaa8ca97d439d7f586763

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff29c6f558b96b447a2e9a3d4ad3507831bf54290378499833ae391ac85c53f2",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-09-11T13:17:59Z",
    "title_canon_sha256": "106ebd84c864ec3b97faaaa3eb2ff5b1332c287c94648f43c42a55ca647beaa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03496",
    "kind": "arxiv",
    "version": 1
  }
}