Pith Number

pith:JRW2W37T

pith:2026:JRW2W37TCJPTCIKFELI65VHGWZ

not attested not anchored not stored refs pending

Undamped Modes in an N-Qubit Heisenberg Chain with Collective Dissipation

Chun Hei Leung

arxiv:2607.02054 v1 · 2026-07-02 · quant-ph · cond-mat.quant-gas · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JRW2W37TCJPTCIKFELI65VHGWZ}

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	2026-07-03T01:17:38.205293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c6dab6ff3125f31214522d1eed4e6b6572502b618631dce4923cc6d52216529

Aliases

arxiv: 2607.02054 · arxiv_version: 2607.02054v1 · doi: 10.48550/arxiv.2607.02054 · pith_short_12: JRW2W37TCJPT · pith_short_16: JRW2W37TCJPTCIKF · pith_short_8: JRW2W37T

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/JRW2W37TCJPTCIKFELI65VHGWZ \
  | 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: 4c6dab6ff3125f31214522d1eed4e6b6572502b618631dce4923cc6d52216529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04394700fb60b8525d1ef11089e8c0fdeabc51015b49dcfe930003c3d7770ac8",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.stat-mech"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-02T11:31:14Z",
    "title_canon_sha256": "6f10d737fe6992b1ea473e5d98ae02b028bd69363d15209d9ec206ffdbadea4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02054",
    "kind": "arxiv",
    "version": 1
  }
}