Pith Number

pith:VCLQF2BS

pith:2014:VCLQF2BS3IUUBNDTIUCOJZFGPD

not attested not anchored not stored refs pending

Explicit Hamiltonians Inducing Volume Law for Entanglement Entropy in Fermionic Lattices

Andrea Trombettoni, Auditya Sharma, Giacomo Gori, Pasquale Sodano, Simone Paganelli

arxiv:1405.3616 v3 · 2014-05-14 · cond-mat.stat-mech · cond-mat.str-el · 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{VCLQF2BS3IUUBNDTIUCOJZFGPD}

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	2026-05-18T01:42:57.486008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a89702e832da2940b4734504e4e4a678c8ebbf3480a53fd87852375e92832e9e

Aliases

arxiv: 1405.3616 · arxiv_version: 1405.3616v3 · doi: 10.48550/arxiv.1405.3616 · pith_short_12: VCLQF2BS3IUU · pith_short_16: VCLQF2BS3IUUBNDT · pith_short_8: VCLQF2BS

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/VCLQF2BS3IUUBNDTIUCOJZFGPD \
  | 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: a89702e832da2940b4734504e4e4a678c8ebbf3480a53fd87852375e92832e9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e483a3f10deda54d703b7691cd0e7fc908037764d3d30723521c70b3694114",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2014-05-14T18:45:18Z",
    "title_canon_sha256": "f4dc261b4112b8e3cef25af8f7d09636ca790920a33c4a554e04d692261ed2c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3616",
    "kind": "arxiv",
    "version": 3
  }
}