Pith Number

pith:JYANZC5U

pith:2025:JYANZC5UHJ6FU4ACM23RQRN4A2

not attested not anchored not stored refs pending

On Frustration-Free Quantum Spin Models

Danilo Polo Ojito, Emil Prodan, Tom Stoiber

arxiv:2507.03201 v2 · 2025-07-03 · math-ph · math.MP · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JYANZC5UHJ6FU4ACM23RQRN4A2}

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.

Cited by

1 paper in Pith

Local topological order, Haag duality, and reflection positivity

Receipt and verification

First computed	2026-07-05T11:45:15.266996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e00dc8bb43a7c5a700266b71845bc068ebb22420d00b26ab436e2e9db40f0fa

Aliases

arxiv: 2507.03201 · arxiv_version: 2507.03201v2 · doi: 10.48550/arxiv.2507.03201 · pith_short_12: JYANZC5UHJ6F · pith_short_16: JYANZC5UHJ6FU4AC · pith_short_8: JYANZC5U

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/JYANZC5UHJ6FU4ACM23RQRN4A2 \
  | 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: 4e00dc8bb43a7c5a700266b71845bc068ebb22420d00b26ab436e2e9db40f0fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b0f1e53e43fd32eeccc7aaf080a3b18928e696a463111b32aa23cf9c81b131f",
    "cross_cats_sorted": [
      "math.MP",
      "math.OA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2025-07-03T22:24:22Z",
    "title_canon_sha256": "097060e205ca4b1d6a935dbda3261c76d8056ba913a68f8c66b8cc47be3db6ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.03201",
    "kind": "arxiv",
    "version": 2
  }
}