Pith Number

pith:FYU6DMKY

pith:2013:FYU6DMKYJTHAETMO5PCYRMTQG3

not attested not anchored not stored refs pending

A Fast Iterative Bayesian Inference Algorithm for Sparse Channel Estimation

Carles Navarro Manch\'on Bernard Henri Fleury, Niels Lovmand Pedersen

arxiv:1303.1312 v1 · 2013-03-06 · stat.ML · 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{FYU6DMKYJTHAETMO5PCYRMTQG3}

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	2026-05-18T03:31:43.873734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e29e1b1584cce024d8eebc588b27036d7f580eff9e86baa635fe1999e6038e3

Aliases

arxiv: 1303.1312 · arxiv_version: 1303.1312v1 · doi: 10.48550/arxiv.1303.1312 · pith_short_12: FYU6DMKYJTHA · pith_short_16: FYU6DMKYJTHAETMO · pith_short_8: FYU6DMKY

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/FYU6DMKYJTHAETMO5PCYRMTQG3 \
  | 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: 2e29e1b1584cce024d8eebc588b27036d7f580eff9e86baa635fe1999e6038e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebfa371784ce5b4b626ceb54a2f86ab64ad74564c7eab0398435385cff63360a",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-03-06T12:17:12Z",
    "title_canon_sha256": "203caa44bf2eb4b8d4c3a0454ea3b7ee864b67e441233bfabf8643a86ab2a163"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1312",
    "kind": "arxiv",
    "version": 1
  }
}