Pith Number

pith:5EL3L6H4

pith:2012:5EL3L6H4O3HESKMFRLO5C7TXCG

not attested not anchored not stored refs pending

Posterior Matching Scheme for Gaussian Multiple Access Channel with Feedback

Lan V. Truong

arxiv:1204.4249 v5 · 2012-04-19 · 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{5EL3L6H4O3HESKMFRLO5C7TXCG}

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	2026-05-18T00:58:18.284937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e917b5f8fc76ce4929858addd17e771187d46c05ce3ff57ff49d272d6b99b846

Aliases

arxiv: 1204.4249 · arxiv_version: 1204.4249v5 · doi: 10.48550/arxiv.1204.4249 · pith_short_12: 5EL3L6H4O3HE · pith_short_16: 5EL3L6H4O3HESKMF · pith_short_8: 5EL3L6H4

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/5EL3L6H4O3HESKMFRLO5C7TXCG \
  | 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: e917b5f8fc76ce4929858addd17e771187d46c05ce3ff57ff49d272d6b99b846

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96812ca468115ccf9dcba10021b9b4117f570baf0c71e4927065a02add0d5357",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-04-19T05:03:15Z",
    "title_canon_sha256": "650a146dbee22e7fe7b3da51f00e873bd2a66e776aa3d7a5ad0456240091466d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4249",
    "kind": "arxiv",
    "version": 5
  }
}