Pith Number
pith:44FG6NBJ
pith:2025:44FG6NBJNOBRT5FAFXOFITESEW
not attested
not anchored
not stored
refs pending
Directional Codes: a new family of quantum LDPC codes on hexagonal- and square-grid connectivity hardware
arxiv:2507.19430 v2 · 2025-07-25 · quant-ph
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{44FG6NBJNOBRT5FAFXOFITESEW}
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Record completeness
1
Bitcoin timestamp
2
Internet Archive
3
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claim
4
Citations
5
Replications
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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.
Cited by
Receipt and verification
| First computed | 2026-07-05T11:48:51.943638Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
e70a6f34296b8319f4a02ddc544c9225ab3656eaf7dd84b07406fe3231ef2d68
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/44FG6NBJNOBRT5FAFXOFITESEW \
| 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: e70a6f34296b8319f4a02ddc544c9225ab3656eaf7dd84b07406fe3231ef2d68
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "fda7a165651356bbe832c805cff99728067d51aa8b969d7216d60cef90ce103b",
"cross_cats_sorted": [],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "quant-ph",
"submitted_at": "2025-07-25T16:57:21Z",
"title_canon_sha256": "3512f8d53db206d1953339470d584d695f06ceba34e863555e8155952f3e7b1f"
},
"schema_version": "1.0",
"source": {
"id": "2507.19430",
"kind": "arxiv",
"version": 2
}
}