Pith Number

pith:TM4EMJHW

pith:2011:TM4EMJHWPLHC3U5JRFBPZKR3GK

not attested not anchored not stored refs pending

Entanglement Entropy of Quantum Wire Junctions

Ettore Vicari, Mihail Mintchev, Pasquale Calabrese

arxiv:1110.5713 v2 · 2011-10-26 · cond-mat.stat-mech · hep-th · 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{TM4EMJHWPLHC3U5JRFBPZKR3GK}

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	2026-05-18T04:01:25.921404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b384624f67ace2dd3a98942fcaa3b32a032aa88916d87d410d294ac5457aa8d

Aliases

arxiv: 1110.5713 · arxiv_version: 1110.5713v2 · doi: 10.48550/arxiv.1110.5713 · pith_short_12: TM4EMJHWPLHC · pith_short_16: TM4EMJHWPLHC3U5J · pith_short_8: TM4EMJHW

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/TM4EMJHWPLHC3U5JRFBPZKR3GK \
  | 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: 9b384624f67ace2dd3a98942fcaa3b32a032aa88916d87d410d294ac5457aa8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "652bc9e2f2979d0752ae1286e6a8949bfef01304845685317d53a2162b2ec34d",
    "cross_cats_sorted": [
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-10-26T06:55:34Z",
    "title_canon_sha256": "efb6d3a93927f02f075b41b3f176d4ab85e0a1fdc4106b83b3422300c8a6d665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5713",
    "kind": "arxiv",
    "version": 2
  }
}