Pith Number

pith:3SFS4KOB

pith:2011:3SFS4KOB6S4NY32GCDSCZFOEFZ

not attested not anchored not stored refs pending

Exact ground state of the sine-square deformed XY spin chain

Hosho Katsura

arxiv:1104.1721 v2 · 2011-04-09 · cond-mat.stat-mech · 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{3SFS4KOB6S4NY32GCDSCZFOEFZ}

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	2026-05-18T04:18:54.356001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc8b2e29c1f4b8dc6f4610e42c95c42e54ff9f9a5d226478db722c9880f56111

Aliases

arxiv: 1104.1721 · arxiv_version: 1104.1721v2 · doi: 10.48550/arxiv.1104.1721 · pith_short_12: 3SFS4KOB6S4N · pith_short_16: 3SFS4KOB6S4NY32G · pith_short_8: 3SFS4KOB

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/3SFS4KOB6S4NY32GCDSCZFOEFZ \
  | 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: dc8b2e29c1f4b8dc6f4610e42c95c42e54ff9f9a5d226478db722c9880f56111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6343d459f629936c5e04f62a9acc3e32437c1b932ae7ae6851c670d027c39669",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-04-09T16:35:31Z",
    "title_canon_sha256": "2c3082004e2898ce6dff4db9e34906a982c6b9a16ed7ed85578d98223a6b025c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1721",
    "kind": "arxiv",
    "version": 2
  }
}