Pith Number

pith:AMWUZ4VU

pith:2015:AMWUZ4VUXM4MJS23M2DQRI7RX7

not attested not anchored not stored refs pending

A Counter-Example to the Mismatched Decoding Converse for Binary-Input Discrete Memoryless Channels

Albert Guill\'en i F\`abregas, Alfonso Martinez, Anelia Somekh-Baruch, Jonathan Scarlett

arxiv:1508.02374 v1 · 2015-08-10 · 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{AMWUZ4VUXM4MJS23M2DQRI7RX7}

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	2026-05-18T01:35:33.397044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

032d4cf2b4bb38c4cb5b668708a3f1bfeb473a125485750f9ed54f758028f1e8

Aliases

arxiv: 1508.02374 · arxiv_version: 1508.02374v1 · doi: 10.48550/arxiv.1508.02374 · pith_short_12: AMWUZ4VUXM4M · pith_short_16: AMWUZ4VUXM4MJS23 · pith_short_8: AMWUZ4VU

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/AMWUZ4VUXM4MJS23M2DQRI7RX7 \
  | 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: 032d4cf2b4bb38c4cb5b668708a3f1bfeb473a125485750f9ed54f758028f1e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b128b986ca06d88bb8fdcf93abfa0cd0c0c61d20e454e216667b504a6288ac4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-08-10T19:47:35Z",
    "title_canon_sha256": "1ff19799849bc6e62cd2c12b2cd0845eba002b54d9f646ddc6ca33bef818982f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02374",
    "kind": "arxiv",
    "version": 1
  }
}