Pith Number

pith:X62CXH2Y

pith:2013:X62CXH2YHH7KWVECRPL4KPDEVO

not attested not anchored not stored refs pending

Stopping Criteria for Iterative Decoding based on Mutual Information

Branimir R. Vojcic, Jia Sheng, Jinhong Wu

arxiv:1302.1461 v1 · 2013-02-06 · 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{X62CXH2YHH7KWVECRPL4KPDEVO}

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	2026-05-18T03:34:24.194535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfb42b9f5839feab54828bd7c53c64abb2e14fb1bc3f7a3d36ed4252c7fc2572

Aliases

arxiv: 1302.1461 · arxiv_version: 1302.1461v1 · doi: 10.48550/arxiv.1302.1461 · pith_short_12: X62CXH2YHH7K · pith_short_16: X62CXH2YHH7KWVEC · pith_short_8: X62CXH2Y

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/X62CXH2YHH7KWVECRPL4KPDEVO \
  | 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: bfb42b9f5839feab54828bd7c53c64abb2e14fb1bc3f7a3d36ed4252c7fc2572

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d17bdb20d12a26549d9b3cea4936d1d9fd14bdb12c492f32a7fb81693abc381",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-02-06T18:14:34Z",
    "title_canon_sha256": "207a7fe78a22fd40fabd85b741d99617f4be1c860dbc868c3227d428cdd74730"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1461",
    "kind": "arxiv",
    "version": 1
  }
}