Pith Number

pith:G32PHSCE

pith:2011:G32PHSCENHI643GJCARRM5KKJA

not attested not anchored not stored refs pending

Impurity Entanglement in the $J-J_2-\delta$ Quantum Spin Chain

Andreas Deschner, Erik S. Sorensen

arxiv:1107.2907 v2 · 2011-07-14 · 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{G32PHSCENHI643GJCARRM5KKJA}

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	2026-05-18T03:28:06.462308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36f4f3c84469d1ee6cc9102316754a48032e04ea8d1e08739d9f4dd016229544

Aliases

arxiv: 1107.2907 · arxiv_version: 1107.2907v2 · doi: 10.48550/arxiv.1107.2907 · pith_short_12: G32PHSCENHI6 · pith_short_16: G32PHSCENHI643GJ · pith_short_8: G32PHSCE

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/G32PHSCENHI643GJCARRM5KKJA \
  | 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: 36f4f3c84469d1ee6cc9102316754a48032e04ea8d1e08739d9f4dd016229544

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07e2b773b1f739bc4fb4f1de21ec87b494f4ab97ffbfd86e4bb947e674bccbed",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2011-07-14T19:47:23Z",
    "title_canon_sha256": "a131d97b80288cc7a0159f101518b16bf81504fd2decc976d0ee7993936d6179"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2907",
    "kind": "arxiv",
    "version": 2
  }
}