Pith Number

pith:3FBQGVOZ

pith:2008:3FBQGVOZXT3O3SF3U53CCVZZRC

not attested not anchored not stored refs pending

Efficient perturbation theory for quantum lattice models

A. I. Lichtenstein, A. N. Rubtsov, G. Li, H. Hafermann, H. Monien, M. I. Katsnelson

arxiv:0812.2456 v2 · 2008-12-12 · 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{3FBQGVOZXT3O3SF3U53CCVZZRC}

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	2026-05-18T03:24:08.795508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9430355d9bcf6edc8bba776215739889f64b64b39bafab1bc21d8292903f4db

Aliases

arxiv: 0812.2456 · arxiv_version: 0812.2456v2 · doi: 10.48550/arxiv.0812.2456 · pith_short_12: 3FBQGVOZXT3O · pith_short_16: 3FBQGVOZXT3O3SF3 · pith_short_8: 3FBQGVOZ

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/3FBQGVOZXT3O3SF3U53CCVZZRC \
  | 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: d9430355d9bcf6edc8bba776215739889f64b64b39bafab1bc21d8292903f4db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bca026ca772dbb92911e3fc29cad3b8aedb7c47c275574a7b19f63370e4ddaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2008-12-12T20:19:24Z",
    "title_canon_sha256": "52d6244d00daf0af2c489cf978adbdb14783ce7c7a1826b35bd3bc020fe5b5be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2456",
    "kind": "arxiv",
    "version": 2
  }
}