Pith Number

pith:AOTBCVB4

pith:2013:AOTBCVB43JJ3X6CKHNH755C3H4

not attested not anchored not stored refs pending

Joint Channel Estimation and Channel Decoding in Physical-Layer Network Coding Systems: An EM-BP Factor Graph Framework

Soung Chang Liew, Taotao Wang

arxiv:1307.4612 v4 · 2013-07-17 · 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{AOTBCVB43JJ3X6CKHNH755C3H4}

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	2026-05-18T03:06:32.463969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03a611543cda53bbf84a3b4ffef45b3f24c3f50075ea3fe453946da3b65318f4

Aliases

arxiv: 1307.4612 · arxiv_version: 1307.4612v4 · doi: 10.48550/arxiv.1307.4612 · pith_short_12: AOTBCVB43JJ3 · pith_short_16: AOTBCVB43JJ3X6CK · pith_short_8: AOTBCVB4

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/AOTBCVB43JJ3X6CKHNH755C3H4 \
  | 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: 03a611543cda53bbf84a3b4ffef45b3f24c3f50075ea3fe453946da3b65318f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ec01acecc06a31d2bb909b5863828d2c793dceab35807d7c5e792ef51d62f3a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-07-17T13:20:23Z",
    "title_canon_sha256": "614580dd5c208edd7e8d8356fef025287594dc1eac0ec24e3bd607a29371eff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4612",
    "kind": "arxiv",
    "version": 4
  }
}