Pith Number

pith:W7CGBMMZ

pith:2014:W7CGBMMZXKXVXKIDCDDHRDIXO4

not attested not anchored not stored refs pending

Entanglement entropy, fidelity and the phase transition of one-dimensional hard-core bosonic system with three-body interactions

Jie Ren, Tao Wang, Xue-Feng Zhang, Xue-fen Xu

arxiv:1407.4970 v2 · 2014-07-18 · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W7CGBMMZXKXVXKIDCDDHRDIXO4}

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	2026-05-18T02:38:45.917293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7c460b199baaf5ba90310c6788d177714fd37050856fe1049ad364a26a6ec43

Aliases

arxiv: 1407.4970 · arxiv_version: 1407.4970v2 · doi: 10.48550/arxiv.1407.4970 · pith_short_12: W7CGBMMZXKXV · pith_short_16: W7CGBMMZXKXVXKID · pith_short_8: W7CGBMMZ

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/W7CGBMMZXKXVXKIDCDDHRDIXO4 \
  | 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: b7c460b199baaf5ba90310c6788d177714fd37050856fe1049ad364a26a6ec43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ada3a40603e05e3050b77e9d24bdce16cec411e605ec4515ab1b01d32e4ecb0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2014-07-18T12:30:07Z",
    "title_canon_sha256": "39daebdbc7534932a7ec1781879a4a6e74829090a591744650653e5f6fdf4878"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4970",
    "kind": "arxiv",
    "version": 2
  }
}