Pith Number

pith:57CPMFFV

pith:2018:57CPMFFV34ZZOTQ4A772OIWHQD

not attested not anchored not stored refs pending

Holographic Entanglement of Purification from Conformal Field Theories

Koji Umemoto, Masamichi Miyaji, Pawel Caputa, Tadashi Takayanagi

arxiv:1812.05268 v1 · 2018-12-13 · hep-th · 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{57CPMFFV34ZZOTQ4A772OIWHQD}

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	2026-05-17T23:50:09.166553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efc4f614b5df33974e1c07ffa722c780ef9b54c5d4dd23a02c93593b5661f6e2

Aliases

arxiv: 1812.05268 · arxiv_version: 1812.05268v1 · doi: 10.48550/arxiv.1812.05268 · pith_short_12: 57CPMFFV34ZZ · pith_short_16: 57CPMFFV34ZZOTQ4 · pith_short_8: 57CPMFFV

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/57CPMFFV34ZZOTQ4A772OIWHQD \
  | 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: efc4f614b5df33974e1c07ffa722c780ef9b54c5d4dd23a02c93593b5661f6e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5184addd6cfa367d64fa9a7bc313dc13022271dbba9c72fb25ad9f586e31476",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-12-13T05:24:17Z",
    "title_canon_sha256": "9ee586c6b2bd8c7acbc23fe04e533b7fe0631b609e83bc830e7261c864974dea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05268",
    "kind": "arxiv",
    "version": 1
  }
}