Pith Number

pith:XR6C7DXE

pith:2026:XR6C7DXEF7QKQV2RQT24AX7ELC

not attested not anchored not stored refs pending

A polynomial-time approximation scheme for minimum-weight decoding of topological codes

Aleksander Kubica, Lily Wang, Shouzhen Gu

arxiv:2606.18145 v1 · 2026-06-16 · quant-ph · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XR6C7DXEF7QKQV2RQT24AX7ELC}

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	2026-06-19T16:10:49.470125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc7c2f8ee42fe0a8575184f5c05fe458b316a7d124b9dd151c20309a275b8686

Aliases

arxiv: 2606.18145 · arxiv_version: 2606.18145v1 · doi: 10.48550/arxiv.2606.18145 · pith_short_12: XR6C7DXEF7QK · pith_short_16: XR6C7DXEF7QKQV2R · pith_short_8: XR6C7DXE

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/XR6C7DXEF7QKQV2RQT24AX7ELC \
  | 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: bc7c2f8ee42fe0a8575184f5c05fe458b316a7d124b9dd151c20309a275b8686

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9e1408bda16c97b64675bb224e69e3737746892804438bd50a665ec0b440230",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-16T16:44:08Z",
    "title_canon_sha256": "92de64f897d6133951214f507a9022a0e52f6678efc4ac446f5573e3b583847a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18145",
    "kind": "arxiv",
    "version": 1
  }
}