Pith Number

pith:I55XE5C6

pith:2008:I55XE5C66XMUCHJIXRBXTQRWSM

not attested not anchored not stored refs pending

The Bose-Hubbard ground state: extended Bogoliubov and variational methods compared with time-evolving block decimation

Ippei Danshita, Pascal Naidon

arxiv:0809.1486 v1 · 2008-09-09 · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I55XE5C66XMUCHJIXRBXTQRWSM}

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	2026-05-18T03:18:38.903596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

477b72745ef5d9411d28bc4379c2369306cacc3d9221f2dacedb378bd0844b8b

Aliases

arxiv: 0809.1486 · arxiv_version: 0809.1486v1 · doi: 10.48550/arxiv.0809.1486 · pith_short_12: I55XE5C66XMU · pith_short_16: I55XE5C66XMUCHJI · pith_short_8: I55XE5C6

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/I55XE5C66XMUCHJIXRBXTQRWSM \
  | 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: 477b72745ef5d9411d28bc4379c2369306cacc3d9221f2dacedb378bd0844b8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "058f292f60460a6a9b2a05a34f0ca6baebd7917e3338beaf0860981e3b033c98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2008-09-09T06:35:40Z",
    "title_canon_sha256": "d9d4a72c4d90f787ffecf3bc098de340940a64610fd096a5daa4c44d34d12c4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.1486",
    "kind": "arxiv",
    "version": 1
  }
}