Pith Number

pith:SZTQZOHK

pith:2001:SZTQZOHKH3ZY2YKC72DBCQM5SK

not attested not anchored not stored refs pending

On the violation of the Fermi-liquid picture in two-dimensional systems owing to the Van-Hove singularities

A.A.Katanin, V.Yu.Irkhin

arxiv:cond-mat/0105564 v4 · 2001-05-29 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZTQZOHKH3ZY2YKC72DBCQM5SK}

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	2026-05-18T04:17:12.687732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96670cb8ea3ef38d6142fe8611419d92911d5310fc39819e2d58ed2f776df093

Aliases

arxiv: cond-mat/0105564 · arxiv_version: cond-mat/0105564v4 · doi: 10.48550/arxiv.cond-mat/0105564 · pith_short_12: SZTQZOHKH3ZY · pith_short_16: SZTQZOHKH3ZY2YKC · pith_short_8: SZTQZOHK

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/SZTQZOHKH3ZY2YKC72DBCQM5SK \
  | 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: 96670cb8ea3ef38d6142fe8611419d92911d5310fc39819e2d58ed2f776df093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b8303c0292390328680504039e1788610be3fb5279623dd5f585a8e3a8a7923",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2001-05-29T16:42:40Z",
    "title_canon_sha256": "e437e2cf43e01950e6e9b730c488fd39709b1cfde53d0985c4ffe73ce87e15ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0105564",
    "kind": "arxiv",
    "version": 4
  }
}