Pith Number

pith:CZQK6H7U

pith:2026:CZQK6H7UR4SO37DD6K3PIBHDYF

not attested not anchored not stored refs pending

Free fermions in disguise without exponential degeneracies

Bal\'azs Pozsgay

arxiv:2606.09462 v1 · 2026-06-08 · cond-mat.stat-mech · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZQK6H7UR4SO37DD6K3PIBHDYF}

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	2026-06-09T02:08:49.864934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1660af1ff48f24edfc63f2b6f404e3c142aad5354fa52bc92d477c506c84c5f5

Aliases

arxiv: 2606.09462 · arxiv_version: 2606.09462v1 · doi: 10.48550/arxiv.2606.09462 · pith_short_12: CZQK6H7UR4SO · pith_short_16: CZQK6H7UR4SO37DD · pith_short_8: CZQK6H7U

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/CZQK6H7UR4SO37DD6K3PIBHDYF \
  | 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: 1660af1ff48f24edfc63f2b6f404e3c142aad5354fa52bc92d477c506c84c5f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b14d55497338b7f78bcaf9b1245933ec5b73c27b0ed8ca73ff760e87593cfc2",
    "cross_cats_sorted": [
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2026-06-08T13:18:26Z",
    "title_canon_sha256": "14be52d09b3116d8c37fa9440ff88f4d07220599657ef00bccce251d0bf53fdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09462",
    "kind": "arxiv",
    "version": 1
  }
}