Pith Number

pith:NW3TH4VR

pith:2018:NW3TH4VRKJRS2AQSE6PI7X6IL6

not attested not anchored not stored refs pending

Joint Channel-Estimation/Decoding with Frequency-Selective Channels and Few-Bit ADCs

Peng Sun, Philip Schniter, Robert W. Heath Jr., Zhongyong Wang

arxiv:1807.02494 v2 · 2018-07-06 · 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{NW3TH4VRKJRS2AQSE6PI7X6IL6}

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	2026-05-17T23:55:20.397863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6db733f2b152632d0212279e8fdfc85f9f65d269fd0dad942f8927f1dcc3fc08

Aliases

arxiv: 1807.02494 · arxiv_version: 1807.02494v2 · doi: 10.48550/arxiv.1807.02494 · pith_short_12: NW3TH4VRKJRS · pith_short_16: NW3TH4VRKJRS2AQS · pith_short_8: NW3TH4VR

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/NW3TH4VRKJRS2AQSE6PI7X6IL6 \
  | 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: 6db733f2b152632d0212279e8fdfc85f9f65d269fd0dad942f8927f1dcc3fc08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d328dd541bb4ed97e5aee5f1e005cbbfc4fe0d7dc7f82a2a70f60658377cbe9f",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-07-06T17:08:27Z",
    "title_canon_sha256": "0b2061492adca7a7a249eceacacf9ae725dc406f20a4f32fd5b05ec0d3b4d144"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02494",
    "kind": "arxiv",
    "version": 2
  }
}