Pith Number

pith:MYW6O2RE

pith:2010:MYW6O2RENO24XEHBXT2HDXM5SF

not attested not anchored not stored refs pending

Measuring entanglement in condensed matter systems

H. Wunderlich, M.B. Plenio, M. Cramer

arxiv:1009.2956 v1 · 2010-09-15 · quant-ph · cond-mat.quant-gas · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MYW6O2RENO24XEHBXT2HDXM5SF}

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

Estimating the best separable approximation of non-pure spin-squeezed states

Receipt and verification

First computed	2026-05-18T03:23:37.104137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

662de76a246bb5cb90e1bcf471dd9d917cb91c164b67965238c923b179b402ed

Aliases

arxiv: 1009.2956 · arxiv_version: 1009.2956v1 · doi: 10.48550/arxiv.1009.2956 · pith_short_12: MYW6O2RENO24 · pith_short_16: MYW6O2RENO24XEHB · pith_short_8: MYW6O2RE

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/MYW6O2RENO24XEHBXT2HDXM5SF \
  | 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: 662de76a246bb5cb90e1bcf471dd9d917cb91c164b67965238c923b179b402ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54966b43546b8abe5a89487a3ddc18e2bf25dfb4014dd5d81d8bf7db83febb0e",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-09-15T15:41:00Z",
    "title_canon_sha256": "8de8b7f01d427e55774ba8159568ffe5f5431fc6391726fb5c51bba7a3702366"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2956",
    "kind": "arxiv",
    "version": 1
  }
}