Pith Number

pith:7JFWSREE

pith:2025:7JFWSREEBNPP6M4SUSQWNF4JXS

not attested not anchored not stored refs pending

Complete Boundary Phase Diagram of the Spin-$\frac{1}{2}$ XXZ Chain with Boundary Fields in the Anti-Ferromagnetic Gapped Regime

J. H. Pixley, Junhyun Lee, Natan Andrei, Parameshwar R. Pasnoori, Patrick Azaria, Yicheng Tang

arxiv:2507.00386 v1 · 2025-07-01 · cond-mat.str-el · cond-mat.stat-mech · 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{7JFWSREEBNPP6M4SUSQWNF4JXS}

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	2026-07-05T11:30:07.939599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa4b6944840b5eff3392a4a1669789bc83f4384b5138428cc3abcba549d3057c

Aliases

arxiv: 2507.00386 · arxiv_version: 2507.00386v1 · doi: 10.48550/arxiv.2507.00386 · pith_short_12: 7JFWSREEBNPP · pith_short_16: 7JFWSREEBNPP6M4S · pith_short_8: 7JFWSREE

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/7JFWSREEBNPP6M4SUSQWNF4JXS \
  | 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: fa4b6944840b5eff3392a4a1669789bc83f4384b5138428cc3abcba549d3057c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0af5c7cf6ff1b0245a33d9f9ff4bcedb793dae2ad29db6c9e151304ab0f1353e",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2025-07-01T02:45:56Z",
    "title_canon_sha256": "998d80ccacd63ceebdd5ca02c190c6aed366e95362698a79e038cec62a025f7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00386",
    "kind": "arxiv",
    "version": 1
  }
}