Pith Number

pith:TXRH4BFB

pith:2026:TXRH4BFB7KU3F5R6F6TARXDW2C

not attested not anchored not stored refs pending

Learning Inhomogeneous Heisenberg Hamiltonians in Nanographene Spin Chains

Cesare Roncaglia, Chenxiao Zhao, Daniele Passerone, Gon\c{c}alo Catarina, Greta Lupi, Jose L. Lado, Pascal Ruffieux, Renxiang Liu, Roman Fasel, Saketh Ravuri, Weidan Zhang, Xinliang Feng

arxiv:2606.29281 v1 · 2026-06-28 · cond-mat.mes-hall · 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{TXRH4BFB7KU3F5R6F6TARXDW2C}

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	2026-06-30T01:18:00.142880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9de27e04a1faa9b2f63e2fa608dc76d088c13fb5a835bcd662978c994d44f2e3

Aliases

arxiv: 2606.29281 · arxiv_version: 2606.29281v1 · doi: 10.48550/arxiv.2606.29281 · pith_short_12: TXRH4BFB7KU3 · pith_short_16: TXRH4BFB7KU3F5R6 · pith_short_8: TXRH4BFB

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/TXRH4BFB7KU3F5R6F6TARXDW2C \
  | 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: 9de27e04a1faa9b2f63e2fa608dc76d088c13fb5a835bcd662978c994d44f2e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dba4ac7651f2a374320ebd5874f0ba5ee41475acf608d273a1fb10edc8906ea",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2026-06-28T08:59:31Z",
    "title_canon_sha256": "b4a5cca2fb06cddc3d1a7915bd95b98240bd2d08e4917cc6965cdfdb0015915c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29281",
    "kind": "arxiv",
    "version": 1
  }
}