Pith Number

pith:7WE5FABO

pith:2019:7WE5FABO2IBZFFFHVOWBSRNX3V

not attested not anchored not stored refs pending

Revisiting Multi-Step Nonlinearity Compensation with Machine Learning

Alex Alvarado, Christian H\"ager, Gabriele Liga, Henry D. Pfister, Rick M. B\"utler

arxiv:1904.09807 v1 · 2019-04-22 · eess.SP · cs.AI · cs.IT · math.IT · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WE5FABO2IBZFFFHVOWBSRNX3V}

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	2026-05-17T23:48:03.257269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd89d2802ed2039294a7abac1945b7dd676bb741321609c504da9157b7a648df

Aliases

arxiv: 1904.09807 · arxiv_version: 1904.09807v1 · doi: 10.48550/arxiv.1904.09807 · pith_short_12: 7WE5FABO2IBZ · pith_short_16: 7WE5FABO2IBZFFFH · pith_short_8: 7WE5FABO

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/7WE5FABO2IBZFFFHVOWBSRNX3V \
  | 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: fd89d2802ed2039294a7abac1945b7dd676bb741321609c504da9157b7a648df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4948bd84fe668d36d629eae5083c19e64b8a532e1c749897ae084ffd226ad46",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IT",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-04-22T12:01:39Z",
    "title_canon_sha256": "e394c199310abe6a85f29a7e6496d1eda5bcaca75d73bec4a5b97940aaa820c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.09807",
    "kind": "arxiv",
    "version": 1
  }
}