Pith Number

pith:BWMHBX5B

pith:2014:BWMHBX5BGTCZDSXDUVUFMIGQUW

not attested not anchored not stored refs pending

Strong Converse for a Degraded Wiretap Channel via Active Hypothesis Testing

Himanshu Tyagi, Masahito Hayashi, Shun Watanabe

arxiv:1410.0443 v1 · 2014-10-02 · 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{BWMHBX5BGTCZDSXDUVUFMIGQUW}

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	2026-05-18T02:41:16.431616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d9870dfa134c591cae3a5685620d0a5b0d01cb664011db301e1084e43fc50d4

Aliases

arxiv: 1410.0443 · arxiv_version: 1410.0443v1 · doi: 10.48550/arxiv.1410.0443 · pith_short_12: BWMHBX5BGTCZ · pith_short_16: BWMHBX5BGTCZDSXD · pith_short_8: BWMHBX5B

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/BWMHBX5BGTCZDSXDUVUFMIGQUW \
  | 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: 0d9870dfa134c591cae3a5685620d0a5b0d01cb664011db301e1084e43fc50d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3965f0dd511d05e49c413edf3d76b97d528e1c99aecf231b6cfa5f29c4dfedc1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-10-02T02:56:19Z",
    "title_canon_sha256": "a6500e59ea02e4f05aadcd54a7613da2340ff73e847ff60ccf6b8ae83ea2330f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0443",
    "kind": "arxiv",
    "version": 1
  }
}