Pith Number

pith:NKZ2MKCZ

pith:2025:NKZ2MKCZAHHD3QJHMDR3LPOBF7

not attested not anchored not stored refs pending

Optimal Locality and Parameter Tradeoffs for Subsystem Codes

Eugene Tang, Ray Li, Samuel Dai

arxiv:2503.22651 v1 · 2025-03-28 · quant-ph · 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{NKZ2MKCZAHHD3QJHMDR3LPOBF7}

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	2026-07-05T10:41:08.367643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ab3a6285901ce3dc12760e3b5bdc12fc1fc951660eb973a0f4d443cd44b59fe

Aliases

arxiv: 2503.22651 · arxiv_version: 2503.22651v1 · doi: 10.48550/arxiv.2503.22651 · pith_short_12: NKZ2MKCZAHHD · pith_short_16: NKZ2MKCZAHHD3QJH · pith_short_8: NKZ2MKCZ

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/NKZ2MKCZAHHD3QJHMDR3LPOBF7 \
  | 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: 6ab3a6285901ce3dc12760e3b5bdc12fc1fc951660eb973a0f4d443cd44b59fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec4bc3086467cd51afb1ed36ae23551ccfa24c9334053b2ecbecc0e18dc234f7",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-03-28T17:38:54Z",
    "title_canon_sha256": "f6cb18c8095976a7cf391de5d15a4ab600c2480c3ab7bb7bda12c1a034058bd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.22651",
    "kind": "arxiv",
    "version": 1
  }
}