Pith Number

pith:UBLFDOPX

pith:2009:UBLFDOPXRPB34SSKLR2JR7LPVA

not attested not anchored not stored refs pending

Topological qubits in graphenelike systems

Christopher Mudry, Claudio Chamon, Luiz Santos, Shinsei Ryu

arxiv:0911.3171 v2 · 2009-11-16 · cond-mat.mes-hall · 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{UBLFDOPXRPB34SSKLR2JR7LPVA}

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	2026-05-18T03:23:56.827517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a05651b9f78bc3be4a4a5c7498fd6fa83684dd1ec24277e13e1ab839fe192799

Aliases

arxiv: 0911.3171 · arxiv_version: 0911.3171v2 · doi: 10.48550/arxiv.0911.3171 · pith_short_12: UBLFDOPXRPB3 · pith_short_16: UBLFDOPXRPB34SSK · pith_short_8: UBLFDOPX

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/UBLFDOPXRPB34SSKLR2JR7LPVA \
  | 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: a05651b9f78bc3be4a4a5c7498fd6fa83684dd1ec24277e13e1ab839fe192799

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "007c2af9859be4cf2723e19ff9bc8adb4737bb9380276bb49cdb5042e290c07e",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-11-16T21:42:12Z",
    "title_canon_sha256": "b290bc0aba8240f98955284defa9f5d83b16e46a72dc17b1c9c5fb95d655722c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3171",
    "kind": "arxiv",
    "version": 2
  }
}