Pith Number

pith:7DSMNK24

pith:2011:7DSMNK244HYEYW4WFLOYZVOR6H

not attested not anchored not stored refs pending

Dynamics of quantum correlations for two-qubit coupled to a spin chain with Dzyaloshinskii-Moriya interaction

Li-Guo Qin, Li-Jun Tian, Yi-ying Yan

arxiv:1109.5458 v1 · 2011-09-26 · 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{7DSMNK244HYEYW4WFLOYZVOR6H}

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	2026-05-18T04:12:19.764681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8e4c6ab5ce1f04c5b962add8cd5d1f1e87da6e1ccbc257befe26c093a65d83b

Aliases

arxiv: 1109.5458 · arxiv_version: 1109.5458v1 · doi: 10.48550/arxiv.1109.5458 · pith_short_12: 7DSMNK244HYE · pith_short_16: 7DSMNK244HYEYW4W · pith_short_8: 7DSMNK24

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/7DSMNK244HYEYW4WFLOYZVOR6H \
  | 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: f8e4c6ab5ce1f04c5b962add8cd5d1f1e87da6e1ccbc257befe26c093a65d83b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9e716a436f0177b92b567a61565c57f03d71ffdbb421678f4e89037f7a7ba02",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-09-26T07:09:41Z",
    "title_canon_sha256": "1416fdfcfab9451b2307a439a59ae29916959c7e44f33ffabacaa8b2c0109cc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5458",
    "kind": "arxiv",
    "version": 1
  }
}