Pith Number

pith:2N26HMEW

pith:2015:2N26HMEWTULPK52BWWARYRNBPK

not attested not anchored not stored refs pending

Rates Achievable on a Fiber-Optical Split-Step Fourier Channel

Erik Agrell, Giuseppe Durisi, Kamran Keykhosravi

arxiv:1512.01843 v4 · 2015-12-06 · cs.IT · math.IT · physics.optics

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T01:01:42.187896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d375e3b0969d16f57741b5811c45a17a8f1d99674f067418cce5018c0f36496d

Aliases

arxiv: 1512.01843 · arxiv_version: 1512.01843v4 · doi: 10.48550/arxiv.1512.01843

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/2N26HMEWTULPK52BWWARYRNBPK \
  | 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: d375e3b0969d16f57741b5811c45a17a8f1d99674f067418cce5018c0f36496d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f48b986fc030676920d3000f2c73793cc1c2711f88a7c4aa42e043e1a7f4c755",
    "cross_cats_sorted": [
      "math.IT",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-12-06T22:05:26Z",
    "title_canon_sha256": "9f6ec0ef5d9db2ce9d40f722d3f2fdc319032000ee781f00ee56955663637b2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01843",
    "kind": "arxiv",
    "version": 4
  }
}