Pith Number

pith:DFHHBGHK

pith:2013:DFHHBGHK3AV4ZOTYZ4RE7BJEE5

not attested not anchored not stored refs pending

A Factor Graph Approach to Joint OFDM Channel Estimation and Decoding in Impulsive Noise Environments

Brian L. Evans, Marcel Nassar, Philip Schniter

arxiv:1306.1851 v1 · 2013-06-07 · 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{DFHHBGHK3AV4ZOTYZ4RE7BJEE5}

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	2026-05-18T01:49:24.719845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

194e7098ead82bccba78cf224f8524276b2c865a6792b4a7f2e4a57ee7c45921

Aliases

arxiv: 1306.1851 · arxiv_version: 1306.1851v1 · doi: 10.48550/arxiv.1306.1851 · pith_short_12: DFHHBGHK3AV4 · pith_short_16: DFHHBGHK3AV4ZOTY · pith_short_8: DFHHBGHK

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/DFHHBGHK3AV4ZOTYZ4RE7BJEE5 \
  | 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: 194e7098ead82bccba78cf224f8524276b2c865a6792b4a7f2e4a57ee7c45921

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "773eb5a4d9b354c290ad4fd1d4d21b2c7e74d67491d11bbd7e5a4887c69e3015",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-06-07T21:57:30Z",
    "title_canon_sha256": "3ad1b9fa4dc457331c5f350551549f311072fea07d2aeadc7455d9984ec7ff77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1851",
    "kind": "arxiv",
    "version": 1
  }
}