Pith Number

pith:5WPAYNQH

pith:2026:5WPAYNQH5CGWRM2GBU3ED5DDEW

not attested not anchored not stored refs pending

The Pangaea Architecture: Fault-Tolerant Heterogeneous Topological Codes via a Quantum Bus

Chen Scheim, Daniel Hakshuri, Nadav Katz, Sheir Yarkoni

arxiv:2608.01887 v1 · 2026-08-03 · 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{5WPAYNQH5CGWRM2GBU3ED5DDEW}

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	2026-08-04T02:07:32.005320Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed9e0c3607e88d68b3460d3641f4632591a525bc84acc6b098352a9820f4a2d1

Aliases

arxiv: 2608.01887 · arxiv_version: 2608.01887v1 · doi: 10.48550/arxiv.2608.01887 · pith_short_12: 5WPAYNQH5CGW · pith_short_16: 5WPAYNQH5CGWRM2G · pith_short_8: 5WPAYNQH

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/5WPAYNQH5CGWRM2GBU3ED5DDEW \
  | 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: ed9e0c3607e88d68b3460d3641f4632591a525bc84acc6b098352a9820f4a2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f068dd54eab38f3160604f8d99564fa959165e68ab9b1aea0270f29ead12007",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-08-03T08:28:21Z",
    "title_canon_sha256": "e2630936c4cc8580a1919ad4083e0f02ac811cfad49776adc4a79238b7ff3fc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01887",
    "kind": "arxiv",
    "version": 1
  }
}