Pith Number

pith:P2UTFO4G

pith:2019:P2UTFO4GCJQ4Y5DHMJP3DGEUVZ

not attested not anchored not stored refs pending

Low Noise Non-Linear Equalization Using Neural Networks and Belief Propagation

Andrea Goldsmith, Etsushi Yamazaki, Nariman Farsad

arxiv:1905.04893 v2 · 2019-05-13 · eess.SP · 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{P2UTFO4GCJQ4Y5DHMJP3DGEUVZ}

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	2026-05-17T23:46:17.269095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ea932bb861261cc7467625fb19894ae59b25588dc1d761a668d015c1a3e669c

Aliases

arxiv: 1905.04893 · arxiv_version: 1905.04893v2 · doi: 10.48550/arxiv.1905.04893 · pith_short_12: P2UTFO4GCJQ4 · pith_short_16: P2UTFO4GCJQ4Y5DH · pith_short_8: P2UTFO4G

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/P2UTFO4GCJQ4Y5DHMJP3DGEUVZ \
  | 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: 7ea932bb861261cc7467625fb19894ae59b25588dc1d761a668d015c1a3e669c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41f367be6a3761527d5a509efd2e3d5e674de44d8a057a297900975f077eb7a2",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-05-13T07:36:17Z",
    "title_canon_sha256": "d88a51e9a40c98a9e1da102a4f61c5d55d7d54b715e13f0c90cc783f973b0b8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04893",
    "kind": "arxiv",
    "version": 2
  }
}