Pith Number

pith:S66CCUHM

pith:2013:S66CCUHMW6PQSS2RS6OZKWHKWH

not attested not anchored not stored refs pending

Detecting Topological Entanglement Entropy in a Lattice of Quantum Harmonic Oscillators

Gavin K. Brennen, Nicolas C. Menicucci, Tommaso F. Demarie, Trond Linjordet

arxiv:1305.0409 v3 · 2013-05-02 · quant-ph · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S66CCUHMW6PQSS2RS6OZKWHKWH}

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	2026-05-18T02:44:06.992465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97bc2150ecb79f094b51979d9558eab1e02a0a9bfbb398b9b60f2e86f5457e78

Aliases

arxiv: 1305.0409 · arxiv_version: 1305.0409v3 · doi: 10.48550/arxiv.1305.0409 · pith_short_12: S66CCUHMW6PQ · pith_short_16: S66CCUHMW6PQSS2R · pith_short_8: S66CCUHM

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/S66CCUHMW6PQSS2RS6OZKWHKWH \
  | 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: 97bc2150ecb79f094b51979d9558eab1e02a0a9bfbb398b9b60f2e86f5457e78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30ceadc9438d5d56d1ae0e2c1d6159a7e3626dbcd48a115fdff43b7ba111c51c",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-02T12:02:39Z",
    "title_canon_sha256": "b98b1997d26eb5ce9d444552bdf651b93becd4814d06ef20d3cc5c63d22cee43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0409",
    "kind": "arxiv",
    "version": 3
  }
}