Pith Number

pith:COHDATKB

pith:2019:COHDATKBQD2IBAGWPMMX3KZVBU

not attested not anchored not stored refs pending

All-fiber self-compensating polarization encoder for Quantum Key Distribution

Andrea Stanco, Costantino Agnesi, Giuseppe Vallone, Marco Avesani, Paolo Villoresi

arxiv:1903.00696 v1 · 2019-03-02 · 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{COHDATKBQD2IBAGWPMMX3KZVBU}

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	2026-05-17T23:46:52.808685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

138e304d4180f48080d67b197dab350d16d9bbfdd4c3b786bc26a92c7ed8f21b

Aliases

arxiv: 1903.00696 · arxiv_version: 1903.00696v1 · doi: 10.48550/arxiv.1903.00696 · pith_short_12: COHDATKBQD2I · pith_short_16: COHDATKBQD2IBAGW · pith_short_8: COHDATKB

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/COHDATKBQD2IBAGWPMMX3KZVBU \
  | 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: 138e304d4180f48080d67b197dab350d16d9bbfdd4c3b786bc26a92c7ed8f21b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8922e5d1c72e14d0451641980c63df30ff94330953708d113165dc320d2f9a49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-02T12:54:24Z",
    "title_canon_sha256": "ba18822875a4a8d6fbffa4ea50e78255299ffebf69a23e9ba14ebde442dc88c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00696",
    "kind": "arxiv",
    "version": 1
  }
}