Pith Number

pith:LHX3TICR

pith:2019:LHX3TICRP3R42KS6XZ5LUCJ2W4

not attested not anchored not stored refs pending

First Experimental Demonstration of Probabilistic Enumerative Sphere Shaping in Optical Fiber Communications

Abdelkerim Amari, Alex Alvarado, Chigo Okonkwo, Frans M. J. Willems, Inwoong Kim, Menno van den Hout, Olga Vassilieva, Sebastiaan Goossens, Sjoerd van der Heide, Tadashi Ikeuchi, Yunus Can G\"ultekin

arxiv:1908.00453 v2 · 2019-08-01 · eess.SP · 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{LHX3TICRP3R42KS6XZ5LUCJ2W4}

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	2026-07-05T01:07:50.144327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59efb9a0517ee3cd2a5ebe7aba093ab7198c8b50ee2622bd7c52973dc8a9657c

Aliases

arxiv: 1908.00453 · arxiv_version: 1908.00453v2 · doi: 10.48550/arxiv.1908.00453 · pith_short_12: LHX3TICRP3R4 · pith_short_16: LHX3TICRP3R42KS6 · pith_short_8: LHX3TICR

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/LHX3TICRP3R42KS6XZ5LUCJ2W4 \
  | 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: 59efb9a0517ee3cd2a5ebe7aba093ab7198c8b50ee2622bd7c52973dc8a9657c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d95f3640f2cffe281cf1a6b29954dc3d86eeda7f3843bcc9987d3291ecd760bb",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-08-01T15:12:20Z",
    "title_canon_sha256": "96f7ae6ec32362f76f2bcea00039a407497b14180920c629b4c424c4b483fc6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00453",
    "kind": "arxiv",
    "version": 2
  }
}