Pith Number

pith:HGOJKO2U

pith:2011:HGOJKO2UPG73Y4ZNZJMITG7EK7

not attested not anchored not stored refs pending

Semiclassical Spectrum of Small Bose-Hubbard Chains: A Normal Form Approach

A.P. Itin, P. Schmelcher

arxiv:1109.1304 v2 · 2011-09-06 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HGOJKO2UPG73Y4ZNZJMITG7EK7}

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	2026-05-18T04:06:18.918814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

399c953b5479bfbc732dca58899be457d6fbb6081f641dfa4fdae277b0c6f765

Aliases

arxiv: 1109.1304 · arxiv_version: 1109.1304v2 · doi: 10.48550/arxiv.1109.1304 · pith_short_12: HGOJKO2UPG73 · pith_short_16: HGOJKO2UPG73Y4ZN · pith_short_8: HGOJKO2U

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/HGOJKO2UPG73Y4ZNZJMITG7EK7 \
  | 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: 399c953b5479bfbc732dca58899be457d6fbb6081f641dfa4fdae277b0c6f765

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57bdd9c57f6a0784b53f93896057a95c0239474222a2fea3db1bcc47516b32de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-09-06T21:24:02Z",
    "title_canon_sha256": "3e48e181934e81954c3f092c186f540bb970b520dec6ed3de1bae26c4576ce14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1304",
    "kind": "arxiv",
    "version": 2
  }
}