Pith Number

pith:HCQCLNUB

pith:2026:HCQCLNUBGRT5VEO6S5PW4JY7MN

not attested not anchored not stored refs pending

Impulse Decoding of Quantum LDPC Codes: Equivalence of Degeneracy and Code-Shortening

Bane Vasi\'c, David Declercq, Michele Pacenti, Nithin Raveendran, Shobhit Bhatnagar

arxiv:2606.18240 v1 · 2026-06-16 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HCQCLNUBGRT5VEO6S5PW4JY7MN}

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	2026-06-19T16:10:52.203672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38a025b6813467da91de975f6e271f635cb5a4610b53d3d9d6e44adbde9d86ce

Aliases

arxiv: 2606.18240 · arxiv_version: 2606.18240v1 · doi: 10.48550/arxiv.2606.18240 · pith_short_12: HCQCLNUBGRT5 · pith_short_16: HCQCLNUBGRT5VEO6 · pith_short_8: HCQCLNUB

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/HCQCLNUBGRT5VEO6S5PW4JY7MN \
  | 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: 38a025b6813467da91de975f6e271f635cb5a4610b53d3d9d6e44adbde9d86ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac27e79e59d6718c576d6f868db7fb211a597a3842a2b46ea56b428a53444de1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-16T17:58:26Z",
    "title_canon_sha256": "331e8bda90253d7c652f73ca540d98a158e0521e9f3a19c19ede011b6abd0d95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18240",
    "kind": "arxiv",
    "version": 1
  }
}