Pith Number

pith:UZXWIXXN

pith:2017:UZXWIXXNDBT6U73SJMP72A5YBL

not attested not anchored not stored refs pending

Weighted finite impulse response filter for chromatic dispersion equalization in coherent optical fiber communication systems

Aiying Yang, Lihui Feng, Peng Guo, Ziyi Zeng

arxiv:1705.00143 v1 · 2017-04-29 · 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{UZXWIXXNDBT6U73SJMP72A5YBL}

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	2026-05-18T00:45:21.343438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a66f645eed1867ea7f724b1ffd03b80ae10a02766d9d61312c69e236895a9929

Aliases

arxiv: 1705.00143 · arxiv_version: 1705.00143v1 · doi: 10.48550/arxiv.1705.00143 · pith_short_12: UZXWIXXNDBT6 · pith_short_16: UZXWIXXNDBT6U73S · pith_short_8: UZXWIXXN

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/UZXWIXXNDBT6U73SJMP72A5YBL \
  | 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: a66f645eed1867ea7f724b1ffd03b80ae10a02766d9d61312c69e236895a9929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f957b93d6b382bfcd93e4bfd42ca74ceb1c272d77c82a455491289d4e039e7fd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-29T07:25:06Z",
    "title_canon_sha256": "93a89d71d07bcfceb0cd0c8cfb7453a2bfa71a896929098f25027e21677611a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00143",
    "kind": "arxiv",
    "version": 1
  }
}