Pith Number

pith:D7IRFJ54

pith:2008:D7IRFJ54NZDE2LBPZIXPXF2UJZ

not attested not anchored not stored refs pending

The effect of spin-orbit interaction on entanglement of two-qubit Heisenberg XYZ systems in an inhomogeneous magnetic field

Fardin Kheirandish, Hamidreza Mohammadi, S. Javad Akhtarshenas

arxiv:0801.1897 v1 · 2008-01-12 · 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{D7IRFJ54NZDE2LBPZIXPXF2UJZ}

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	2026-05-18T03:51:24.068859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fd112a7bc6e464d2c2fca2efb97544e5ba6cff699167585c43b1cec44b159e2

Aliases

arxiv: 0801.1897 · arxiv_version: 0801.1897v1 · doi: 10.48550/arxiv.0801.1897 · pith_short_12: D7IRFJ54NZDE · pith_short_16: D7IRFJ54NZDE2LBP · pith_short_8: D7IRFJ54

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/D7IRFJ54NZDE2LBPZIXPXF2UJZ \
  | 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: 1fd112a7bc6e464d2c2fca2efb97544e5ba6cff699167585c43b1cec44b159e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1846b81f526b1f829400201e7526c1560a9a3b3402a4fb350a8f1efde46fed69",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-01-12T11:57:44Z",
    "title_canon_sha256": "06d90afc01bc1d8fbe4a37964bc4156afab6222db0d44c45eeff5d5540bef9d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.1897",
    "kind": "arxiv",
    "version": 1
  }
}