Pith Number

pith:N5SZW2NM

pith:2014:N5SZW2NMDCPCRJQOHWPALVY4KH

not attested not anchored not stored refs pending

Entanglement entropy for a Maxwell field: Numerical calculation on a two dimensional lattice

Horacio Casini, Marina Huerta

arxiv:1406.2991 v1 · 2014-06-11 · hep-th · hep-lat · 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{N5SZW2NMDCPCRJQOHWPALVY4KH}

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	2026-05-18T01:42:58.357215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f659b69ac189e28a60e3d9e05d71c51c353755579d40ea24dcf8021ba81daa6

Aliases

arxiv: 1406.2991 · arxiv_version: 1406.2991v1 · doi: 10.48550/arxiv.1406.2991 · pith_short_12: N5SZW2NMDCPC · pith_short_16: N5SZW2NMDCPCRJQO · pith_short_8: N5SZW2NM

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/N5SZW2NMDCPCRJQOHWPALVY4KH \
  | 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: 6f659b69ac189e28a60e3d9e05d71c51c353755579d40ea24dcf8021ba81daa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb4c3113e551a97d4394a6b60316eca4f5cc1f4312780a0ae97e9d6323f5e032",
    "cross_cats_sorted": [
      "hep-lat",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2014-06-11T18:41:14Z",
    "title_canon_sha256": "18a100b9917a114d9cd1db7c3c171d3dc96b6d42a601cca24fea8d689c0f51dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2991",
    "kind": "arxiv",
    "version": 1
  }
}