Pith Number

pith:ZTKT7IOY

pith:2026:ZTKT7IOY6I45GDENHSCX5WL3ZL

not attested not anchored not stored refs pending

Variational non-gaussian approach to interacting spin-boson models

Jo\~ao Pedro Mendon\c{c}a, Krzysztof Jachymski, Yao Wang

arxiv:2607.17934 v1 · 2026-07-20 · 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{ZTKT7IOY6I45GDENHSCX5WL3ZL}

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	2026-07-21T02:22:07.272664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccd53fa1d8f239d30c8d3c857ed97bcac0dede20a5074037a359f9f94d30c8f3

Aliases

arxiv: 2607.17934 · arxiv_version: 2607.17934v1 · doi: 10.48550/arxiv.2607.17934 · pith_short_12: ZTKT7IOY6I45 · pith_short_16: ZTKT7IOY6I45GDEN · pith_short_8: ZTKT7IOY

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/ZTKT7IOY6I45GDENHSCX5WL3ZL \
  | 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: ccd53fa1d8f239d30c8d3c857ed97bcac0dede20a5074037a359f9f94d30c8f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9de3927858bf2c7792791467492f42bbb3840acb70318ff88d1ef8d8a364599a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-20T13:32:39Z",
    "title_canon_sha256": "6547c90e700648198f02a1cf32802313f7553e5223f15d57c590dbd97673bb2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17934",
    "kind": "arxiv",
    "version": 1
  }
}