Pith Number

pith:QW5UVW3I

pith:2016:QW5UVW3IFQJKDKRPCRK55PJCKQ

not attested not anchored not stored refs pending

Influence of Pre- and Post-compensation of Chromatic Dispersion on Equalization Enhanced Phase Noise in Coherent Multilevel Systems

Ari T. Friberg, Gunnar Jacobsen, Marisol Lid\'on, Sergei Popov, Tianhua Xu, Yimo Zhang

arxiv:1607.04905 v2 · 2016-07-17 · cs.IT · math.IT · 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{QW5UVW3IFQJKDKRPCRK55PJCKQ}

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	2026-05-18T01:10:45.407951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85bb4adb682c12a1aa2f1455debd22540c537db446814e5bfadc70cedf231f4e

Aliases

arxiv: 1607.04905 · arxiv_version: 1607.04905v2 · doi: 10.48550/arxiv.1607.04905 · pith_short_12: QW5UVW3IFQJK · pith_short_16: QW5UVW3IFQJKDKRP · pith_short_8: QW5UVW3I

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/QW5UVW3IFQJKDKRPCRK55PJCKQ \
  | 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: 85bb4adb682c12a1aa2f1455debd22540c537db446814e5bfadc70cedf231f4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58b79006232e2b22dbe65fb0daedbbcf4b2e930bdd2bf900486b8fe28380322c",
    "cross_cats_sorted": [
      "math.IT",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-07-17T19:25:01Z",
    "title_canon_sha256": "b161ed4576efe2296749c5cea6a7c91b1283f6980459436d558c60cbd54b1042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04905",
    "kind": "arxiv",
    "version": 2
  }
}