Pith Number

pith:IJP65EC7

pith:2025:IJP65EC7Q2EECVT6WFRQZGVKJR

not attested not anchored not stored refs pending

What is the topological dual of the XXZ spin Chain?

Natan Andrei, Pradip Kattel, Yicheng Tang

arxiv:2507.22119 v1 · 2025-07-29 · cond-mat.str-el · cond-mat.stat-mech · math-ph · math.MP · 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{IJP65EC7Q2EECVT6WFRQZGVKJR}

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	2026-07-05T11:45:16.821461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

425fee905f868841567eb1630c9aaa4c55da9aa4e9c9984d5f8019fdc26b3f1e

Aliases

arxiv: 2507.22119 · arxiv_version: 2507.22119v1 · doi: 10.48550/arxiv.2507.22119 · pith_short_12: IJP65EC7Q2EE · pith_short_16: IJP65EC7Q2EECVT6 · pith_short_8: IJP65EC7

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/IJP65EC7Q2EECVT6WFRQZGVKJR \
  | 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: 425fee905f868841567eb1630c9aaa4c55da9aa4e9c9984d5f8019fdc26b3f1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282ac407777f5b23b7da1f3831f416710edfd5f0f5edef28adc03c2bcdef489a",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2025-07-29T18:00:03Z",
    "title_canon_sha256": "5b07de140303b22feb3820811d502d5a4d1ba17fa0ea2dce566bd41a9cad6dea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.22119",
    "kind": "arxiv",
    "version": 1
  }
}