Pith Number

pith:IRM5TAH2

pith:2014:IRM5TAH2LFZB4NF7PLYPHOPFSE

not attested not anchored not stored refs pending

Renormalized entropy of entanglement in relativistic field theory

Alexei Grinbaum, Fabio Costa, Issam Ibnouhsein

arxiv:1407.8050 v3 · 2014-07-30 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IRM5TAH2LFZB4NF7PLYPHOPFSE}

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	2026-05-18T02:41:25.831184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4459d980fa59721e34bf7af0f3b9e5911f948b9a75202e6c7478aaff69031eb4

Aliases

arxiv: 1407.8050 · arxiv_version: 1407.8050v3 · doi: 10.48550/arxiv.1407.8050 · pith_short_12: IRM5TAH2LFZB · pith_short_16: IRM5TAH2LFZB4NF7 · pith_short_8: IRM5TAH2

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/IRM5TAH2LFZB4NF7PLYPHOPFSE \
  | 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: 4459d980fa59721e34bf7af0f3b9e5911f948b9a75202e6c7478aaff69031eb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a72511debe600687e01ed93273f08f16e6899fd21be081d9c00e0306c8a6b926",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-07-30T14:09:16Z",
    "title_canon_sha256": "1ef68a1814852015fd1a6aa38b3d95b8f48ab1107fb04c41a58e5e4065810350"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.8050",
    "kind": "arxiv",
    "version": 3
  }
}