Pith Number

pith:DPMS72KH

pith:2025:DPMS72KHA5B6KFVPKIZW3UUKJK

not attested not anchored not stored refs pending

Thermodynamics in a split Hilbert space: Quantum impurity at the edge of the Heisenberg chain

Abay Zhakenov, Natan Andrei, Pradip Kattel

arxiv:2508.19334 v1 · 2025-08-26 · cond-mat.str-el · hep-th · math-ph · math.MP · nlin.SI · 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{DPMS72KHA5B6KFVPKIZW3UUKJK}

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.

Cited by

1 paper in Pith

Monotonic Impurity Entropy beyond Unitarity: the $\mathscr{PT}-$Symmetric Quantum Impurity Model

Receipt and verification

First computed	2026-07-05T11:59:43.340557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bd92fe9470743e516af52336dd28a4a98a40924cc8289c5154eecd55140dd6d

Aliases

arxiv: 2508.19334 · arxiv_version: 2508.19334v1 · doi: 10.48550/arxiv.2508.19334 · pith_short_12: DPMS72KHA5B6 · pith_short_16: DPMS72KHA5B6KFVP · pith_short_8: DPMS72KH

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/DPMS72KHA5B6KFVPKIZW3UUKJK \
  | 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: 1bd92fe9470743e516af52336dd28a4a98a40924cc8289c5154eecd55140dd6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27b4aec146eb41af18b6a0e30b90038cdbda4246bdd5e8690b90e0c78ede679c",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP",
      "nlin.SI",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2025-08-26T18:00:02Z",
    "title_canon_sha256": "b6f628d53aae0ae249fe1530d40d73bdce40dad9454943b801155c6b9b217a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.19334",
    "kind": "arxiv",
    "version": 1
  }
}