Pith Number

pith:MHX6LMT6

pith:2016:MHX6LMT6VX64VULGIAP5NCFUWH

not attested not anchored not stored refs pending

Entanglement entropy in a periodically driven quantum Ising chain

G. Massimo Palma, Jamir Marino, Tony J. G. Apollaro

arxiv:1603.03579 v2 · 2016-03-11 · cond-mat.stat-mech · 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{MHX6LMT6VX64VULGIAP5NCFUWH}

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	2026-05-18T01:02:23.754683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61efe5b27eadfdcad166401fd688b4b1da641fc2554e6f2adeddbe22e505f768

Aliases

arxiv: 1603.03579 · arxiv_version: 1603.03579v2 · doi: 10.48550/arxiv.1603.03579 · pith_short_12: MHX6LMT6VX64 · pith_short_16: MHX6LMT6VX64VULG · pith_short_8: MHX6LMT6

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/MHX6LMT6VX64VULGIAP5NCFUWH \
  | 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: 61efe5b27eadfdcad166401fd688b4b1da641fc2554e6f2adeddbe22e505f768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7520c205c671549cd954d0101c5af05c0079104c20814b828d1d4f385ae6b9aa",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2016-03-11T09:50:07Z",
    "title_canon_sha256": "649ef6b7cbcceace616633539739fe6f8582bd5fa6bfa4937dc4f2a84bb68cd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03579",
    "kind": "arxiv",
    "version": 2
  }
}