Pith Number

pith:QRNAUPV5

pith:2018:QRNAUPV5TNTJU2FMA426WBOYZR

not attested not anchored not stored refs pending

Entanglement and relative entropies for low-lying excited states in inhomogeneous one-dimensional quantum systems

Paola Ruggiero, Pasquale Calabrese, Sara Murciano

arxiv:1810.02287 v1 · 2018-10-04 · cond-mat.stat-mech · cond-mat.quant-gas · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRNAUPV5TNTJU2FMA426WBOYZR}

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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

Quantum Renyi relative entropies on a spin chain with interface defects

Receipt and verification

First computed	2026-05-17T23:50:33.731219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

845a0a3ebd9b669a68ac0735eb05d8cc4dbd7a9e6371935a40a8cab7af338bb8

Aliases

arxiv: 1810.02287 · arxiv_version: 1810.02287v1 · doi: 10.48550/arxiv.1810.02287 · pith_short_12: QRNAUPV5TNTJ · pith_short_16: QRNAUPV5TNTJU2FM · pith_short_8: QRNAUPV5

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/QRNAUPV5TNTJU2FMA426WBOYZR \
  | 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: 845a0a3ebd9b669a68ac0735eb05d8cc4dbd7a9e6371935a40a8cab7af338bb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ffd2c14dcb733706831a1444bb1bbe2e1c32f872fa6fee326c400da9dac70fb",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2018-10-04T16:02:51Z",
    "title_canon_sha256": "bf5081c7d9e26003c5a607f6602d0ad64c2b2c8f82251f135ad6fabbe26a6b7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.02287",
    "kind": "arxiv",
    "version": 1
  }
}