Pith Number

pith:5N5UUA4F

pith:2012:5N5UUA4FSTLRMNXQYJG6VHMPMT

not attested not anchored not stored refs pending

Quantum communication in the spin chain with multiplespin exchange interaction

Shiqun Zhu, Xiang Hao

arxiv:1208.1557 v1 · 2012-08-08 · 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{5N5UUA4FSTLRMNXQYJG6VHMPMT}

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	2026-05-18T03:49:11.235647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb7b4a038594d71636f0c24dea9d8f64fd1c3b31665727eb3199e585a94f9d5a

Aliases

arxiv: 1208.1557 · arxiv_version: 1208.1557v1 · doi: 10.48550/arxiv.1208.1557 · pith_short_12: 5N5UUA4FSTLR · pith_short_16: 5N5UUA4FSTLRMNXQ · pith_short_8: 5N5UUA4F

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/5N5UUA4FSTLRMNXQYJG6VHMPMT \
  | 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: eb7b4a038594d71636f0c24dea9d8f64fd1c3b31665727eb3199e585a94f9d5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a2eb5eadd9b591abc9efa5ca034820c9a4d8be8ef2714ea842f9f8821b3ded5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-08-08T00:44:55Z",
    "title_canon_sha256": "e9c4562e35c14d3d364ba1896fe4953d652e2aeff909e7b6cee89a557eabfa56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1557",
    "kind": "arxiv",
    "version": 1
  }
}