Pith Number

pith:6C5EJL3Q

pith:2023:6C5EJL3QZVJ2XMO643NG3UTBB4

not attested not anchored not stored refs pending

Measuring entanglement entropy and its topological signature for phononic systems

Bing-Quan Wu, Bin Jiang, Jian-Hua Jiang, Li-Mei Chen, Li-Wei Wang, Peng Ye, Xiao-Yu Liu, Yao Zhou, Zhi-Kang Lin

arxiv:2312.08632 v1 · 2023-12-14 · quant-ph · cond-mat.mtrl-sci · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6C5EJL3QZVJ2XMO643NG3UTBB4}

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	2026-07-05T08:02:49.367705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0ba44af70cd53abb1dee6da6dd2610f3b9b078c2d24eda879ffca5bd4be96cf

Aliases

arxiv: 2312.08632 · arxiv_version: 2312.08632v1 · doi: 10.48550/arxiv.2312.08632 · pith_short_12: 6C5EJL3QZVJ2 · pith_short_16: 6C5EJL3QZVJ2XMO6 · pith_short_8: 6C5EJL3Q

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/6C5EJL3QZVJ2XMO643NG3UTBB4 \
  | 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: f0ba44af70cd53abb1dee6da6dd2610f3b9b078c2d24eda879ffca5bd4be96cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56513b3706b514497adb0452e5a0815e7709b408dcf7382c86310e0343c86d0c",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-12-14T03:30:58Z",
    "title_canon_sha256": "808be0603b252a49c8e22f131a8a99f52b0355f269d746d50be31c1bd1139437"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.08632",
    "kind": "arxiv",
    "version": 1
  }
}