Pith Number

pith:RW4NKECK

pith:2018:RW4NKECKGMUKSD64XHAB5E4L7D

not attested not anchored not stored refs pending

Variational cluster approach to thermodynamic properties of interacting fermions at finite temperatures: A case study of the two-dimensional single-band Hubbard model at half filling

Kazuhiro Seki, Seiji Yunoki, Tomonori Shirakawa

arxiv:1808.03807 v3 · 2018-08-11 · 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{RW4NKECKGMUKSD64XHAB5E4L7D}

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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	2026-05-18T00:01:19.316622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8db8d5104a3328a90fdcb9c01e938bf8d3331d559949318660a5300cb680fd26

Aliases

arxiv: 1808.03807 · arxiv_version: 1808.03807v3 · doi: 10.48550/arxiv.1808.03807 · pith_short_12: RW4NKECKGMUK · pith_short_16: RW4NKECKGMUKSD64 · pith_short_8: RW4NKECK

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/RW4NKECKGMUKSD64XHAB5E4L7D \
  | 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: 8db8d5104a3328a90fdcb9c01e938bf8d3331d559949318660a5300cb680fd26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c820365599bbbdf580faeba5743ed2e8523e7e497b2de5512234466bbf3a590e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2018-08-11T14:01:00Z",
    "title_canon_sha256": "9ec0bc421e2add8b9912275b26ef72b57a1dd654550a5f404d22d86912ef63d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03807",
    "kind": "arxiv",
    "version": 3
  }
}