Pith Number

pith:YAODXKLU

pith:2012:YAODXKLUPQPR5LNZZRBUZ73KN2

not attested not anchored not stored refs pending

Measuring entanglement entropy of a generic many-body system with a quantum switch

Dmitry A. Abanin, Eugene Demler

arxiv:1204.2819 v1 · 2012-04-12 · cond-mat.mes-hall · cond-mat.quant-gas · cond-mat.str-el · 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{YAODXKLUPQPR5LNZZRBUZ73KN2}

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.

Cited by

1 paper in Pith

High-Precision Variational Quantum SVD via Classical Orthogonality Correction

Receipt and verification

First computed	2026-05-18T03:51:14.050943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c01c3ba9747c1f1eadb9cc434cff6a6ea36c15f1a15e5130ac6a43aa5f75d8fc

Aliases

arxiv: 1204.2819 · arxiv_version: 1204.2819v1 · doi: 10.48550/arxiv.1204.2819 · pith_short_12: YAODXKLUPQPR · pith_short_16: YAODXKLUPQPR5LNZ · pith_short_8: YAODXKLU

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/YAODXKLUPQPR5LNZZRBUZ73KN2 \
  | 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: c01c3ba9747c1f1eadb9cc434cff6a6ea36c15f1a15e5130ac6a43aa5f75d8fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4513c882de65aecfa6a0ac9521b97e249be01e2fc6b111a33b6eab54bdc03412",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-04-12T19:35:07Z",
    "title_canon_sha256": "9dfb969d6e35e5437faea24c36a69374010d72d8abcddc9914b852db0adc4142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2819",
    "kind": "arxiv",
    "version": 1
  }
}