Pith Number

pith:XQ7FBGQK

pith:2017:XQ7FBGQK27QNWAIAX3KJLKZUUO

not attested not anchored not stored refs pending

Experimental Demonstration of Dual Polarization Nonlinear Frequency Division Multiplexed Optical Transmission System

Auro Michele Perego, Darko Zibar, Edson Porto da Silva, Francesco Da Ros, Simone Gaiarin

arxiv:1708.00350 v1 · 2017-08-01 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XQ7FBGQK27QNWAIAX3KJLKZUUO}

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	2026-05-18T00:38:49.765946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc3e509a0ad7e0db0100bed495ab34a3853959cd23d8e2f89b286d7d76dbc46c

Aliases

arxiv: 1708.00350 · arxiv_version: 1708.00350v1 · doi: 10.48550/arxiv.1708.00350 · pith_short_12: XQ7FBGQK27QN · pith_short_16: XQ7FBGQK27QNWAIA · pith_short_8: XQ7FBGQK

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/XQ7FBGQK27QNWAIAX3KJLKZUUO \
  | 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: bc3e509a0ad7e0db0100bed495ab34a3853959cd23d8e2f89b286d7d76dbc46c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fe863f9c7bcfa8bca390ed3728b2caf3e789e6e33ce5df000b77c0d249d7365",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-08-01T14:16:58Z",
    "title_canon_sha256": "3eba70dfb827dc7a2737ea53b9ea346823b73c501bbb9fd7a2befa7aa542a9f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00350",
    "kind": "arxiv",
    "version": 1
  }
}