Pith Number

pith:4UHSBCWB

pith:2012:4UHSBCWBSCZT37K76II6LZSFUO

not attested not anchored not stored refs pending

Evidence of spin liquid with hard-core bosons in a square lattice

L.-M. Duan, Y.-H. Chan

arxiv:1204.6658 v1 · 2012-04-30 · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4UHSBCWBSCZT37K76II6LZSFUO}

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	2026-05-18T01:57:42.321023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e50f208ac190b33dfd5ff211e5e645a3ad509ac3b6411327c5073ca1373cdb37

Aliases

arxiv: 1204.6658 · arxiv_version: 1204.6658v1 · doi: 10.48550/arxiv.1204.6658 · pith_short_12: 4UHSBCWBSCZT · pith_short_16: 4UHSBCWBSCZT37K7 · pith_short_8: 4UHSBCWB

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/4UHSBCWBSCZT37K76II6LZSFUO \
  | 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: e50f208ac190b33dfd5ff211e5e645a3ad509ac3b6411327c5073ca1373cdb37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "100f6e81ccfa6bc8334cb501c34b503753a627f45c1a5f82c37ae1c72d277a1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2012-04-30T14:58:47Z",
    "title_canon_sha256": "23cd1ce5513efc6c984d4fae5702fffd10881df0b3dd2b181d01e0dda8353a3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6658",
    "kind": "arxiv",
    "version": 1
  }
}