Pith Number

pith:CVZ7IUHL

pith:2017:CVZ7IUHL5GCWDVOMZ6KVNBPUPG

not attested not anchored not stored refs pending

Digital Signal Processing for Optical Communications and Networks I: Linear Compensation

Tianhua Xu

arxiv:1705.05284 v1 · 2017-04-19 · 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{CVZ7IUHL5GCWDVOMZ6KVNBPUPG}

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	2026-05-18T00:44:30.911179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1573f450ebe98561d5cccf955685f4798cea8127708bd35e885d3481770b771e

Aliases

arxiv: 1705.05284 · arxiv_version: 1705.05284v1 · doi: 10.48550/arxiv.1705.05284 · pith_short_12: CVZ7IUHL5GCW · pith_short_16: CVZ7IUHL5GCWDVOM · pith_short_8: CVZ7IUHL

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/CVZ7IUHL5GCWDVOMZ6KVNBPUPG \
  | 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: 1573f450ebe98561d5cccf955685f4798cea8127708bd35e885d3481770b771e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebd2be167c5158057c4ba5cf4d6b476d4ad7ca73e6ecb9363942e0acf33b8e37",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-19T14:09:20Z",
    "title_canon_sha256": "b7b10a680dc37fb21dc14f543c9ffc131191e51a69ad6dde378fe97ef76cefc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.05284",
    "kind": "arxiv",
    "version": 1
  }
}