Pith Number

pith:DDPR5R2L

pith:2013:DDPR5R2L6Q3X7Z5E3AWTBMDEK6

not attested not anchored not stored refs pending

Entanglement in two site Bose-Hubbard model

K. V. S. Shiv Chaitanya, Sibasish Ghosh, V. Srinivasan

arxiv:1302.5238 v4 · 2013-02-21 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDPR5R2L6Q3X7Z5E3AWTBMDEK6}

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	2026-05-18T01:36:15.917081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18df1ec74bf4377fe7a4d82d30b06457b8c477253c772aaf6755d44d65cdf440

Aliases

arxiv: 1302.5238 · arxiv_version: 1302.5238v4 · doi: 10.48550/arxiv.1302.5238 · pith_short_12: DDPR5R2L6Q3X · pith_short_16: DDPR5R2L6Q3X7Z5E · pith_short_8: DDPR5R2L

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/DDPR5R2L6Q3X7Z5E3AWTBMDEK6 \
  | 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: 18df1ec74bf4377fe7a4d82d30b06457b8c477253c772aaf6755d44d65cdf440

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02fb87534c5c3b7a82a948da598ba287bfebdcc03c595c3e3053fc23c12c143b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-21T10:23:31Z",
    "title_canon_sha256": "9ae242c28e75266b6c733a3f70169a8bccdc673faeb315a454cc1d584b682cf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5238",
    "kind": "arxiv",
    "version": 4
  }
}