Pith Number

pith:K54CT3UA

pith:2014:K54CT3UA4IWBH3AN6H2MM5GWPS

not attested not anchored not stored refs pending

Erasure/List Random Coding Error Exponents Are Not Universally Achievable

Neri Merhav, Nir Weinberger, Wasim Huleihel

arxiv:1410.7005 v2 · 2014-10-26 · 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{K54CT3UA4IWBH3AN6H2MM5GWPS}

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	2026-05-18T00:41:54.014920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

577829ee80e22c13ec0df1f4c674d67c82ad20a64d6508028405d7d0779b2534

Aliases

arxiv: 1410.7005 · arxiv_version: 1410.7005v2 · doi: 10.48550/arxiv.1410.7005 · pith_short_12: K54CT3UA4IWB · pith_short_16: K54CT3UA4IWBH3AN · pith_short_8: K54CT3UA

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/K54CT3UA4IWBH3AN6H2MM5GWPS \
  | 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: 577829ee80e22c13ec0df1f4c674d67c82ad20a64d6508028405d7d0779b2534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc607f434edbd05ff506ac09b00586caf98b99a5aab7fccfaafafed14d2c79d4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-10-26T09:18:35Z",
    "title_canon_sha256": "33d8c9c51c6db9dadfce4bcfb73787de8c3bc3b9c37f9cd2607504442e6f29e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7005",
    "kind": "arxiv",
    "version": 2
  }
}