Pith Number

pith:6AWGYDHF

pith:2013:6AWGYDHFQ2AULXXP6BSX7FKM7F

not attested not anchored not stored refs pending

New Constructions of Codes for Asymmetric Channels via Concatenation

Bei Zeng, Graeme Smith, John Smolin, Markus Grassl, Peter Shor

arxiv:1310.7536 v1 · 2013-10-28 · 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{6AWGYDHFQ2AULXXP6BSX7FKM7F}

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	2026-05-18T02:18:51.976975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f02c6c0ce5868145deeff0657f954cf9669e1f92337902893edb740f219323fe

Aliases

arxiv: 1310.7536 · arxiv_version: 1310.7536v1 · doi: 10.48550/arxiv.1310.7536 · pith_short_12: 6AWGYDHFQ2AU · pith_short_16: 6AWGYDHFQ2AULXXP · pith_short_8: 6AWGYDHF

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/6AWGYDHFQ2AULXXP6BSX7FKM7F \
  | 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: f02c6c0ce5868145deeff0657f954cf9669e1f92337902893edb740f219323fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "520c262d9d12fa4c4a99fae4054467768f6b873a451f24f41034a00f865d44b7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-10-28T19:03:20Z",
    "title_canon_sha256": "de6a87ee970915766f3ff679ccea287b30d0be90d8d411ab67285b50d9304ed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7536",
    "kind": "arxiv",
    "version": 1
  }
}