Pith Number

pith:JCTPYQ2Y

pith:2017:JCTPYQ2Y3MEIXJR6YXYC6KFM4G

not attested not anchored not stored refs pending

Polar Coding for Achieving the Capacity of Marginal Channels in Nonbinary-Input Setting

Amirsina Torfi, Hadi Kazemi, Rouzbeh Asghari Shirvani, Seyed Mehdi Iranmanesh, Sobhan Soleymani, Vahid Tabataba Vakili

arxiv:1701.05955 v2 · 2017-01-21 · cs.IT · cs.CC · cs.CR · 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{JCTPYQ2Y3MEIXJR6YXYC6KFM4G}

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	2026-05-18T00:43:47.951253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48a6fc4358db088ba63ec5f02f28ace1834b80898d81b415191f3b3ae1df0a37

Aliases

arxiv: 1701.05955 · arxiv_version: 1701.05955v2 · doi: 10.48550/arxiv.1701.05955 · pith_short_12: JCTPYQ2Y3MEI · pith_short_16: JCTPYQ2Y3MEIXJR6 · pith_short_8: JCTPYQ2Y

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/JCTPYQ2Y3MEIXJR6YXYC6KFM4G \
  | 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: 48a6fc4358db088ba63ec5f02f28ace1834b80898d81b415191f3b3ae1df0a37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3e86a669b1067a2fe805f27a2cec539bbecf26d1478fb4c196e4126e05ed5c2",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-01-21T00:32:34Z",
    "title_canon_sha256": "80210348da2b570a9da7a4b2089cdd9843d4f7890d7cc245538087be3080abb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05955",
    "kind": "arxiv",
    "version": 2
  }
}