Pith Number

pith:MYIAX7XK

pith:2026:MYIAX7XK3XPDKYC2HVXHFYZOZ2

not attested not anchored not stored refs pending

Entanglement entropy across the dynamical phase transition in the quantum $\mathcal{O}(N)$ model

Frederick del Pozo, Ir\'en\'ee Fr\'erot, Nicolas Cherroret, Tangi Morvan

arxiv:2605.23600 v1 · 2026-05-22 · quant-ph · cond-mat.other · cond-mat.quant-gas

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MYIAX7XK3XPDKYC2HVXHFYZOZ2}

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	2026-05-25T02:02:21.629140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66100bfeeaddde35605a3d6e72e32ecea724e52d4b1a7cd7222ce71f62f4a9fc

Aliases

arxiv: 2605.23600 · arxiv_version: 2605.23600v1 · doi: 10.48550/arxiv.2605.23600 · pith_short_12: MYIAX7XK3XPD · pith_short_16: MYIAX7XK3XPDKYC2 · pith_short_8: MYIAX7XK

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/MYIAX7XK3XPDKYC2HVXHFYZOZ2 \
  | 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: 66100bfeeaddde35605a3d6e72e32ecea724e52d4b1a7cd7222ce71f62f4a9fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b268f14b064bd2bccf65fdbdc0a1f653818b5c56706105ac74efc9bc88051691",
    "cross_cats_sorted": [
      "cond-mat.other",
      "cond-mat.quant-gas"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-22T13:10:17Z",
    "title_canon_sha256": "b3ba6b9275d52d23356f7cd5de6c21b2b2999719f6530d5719f44b2ac8d4919a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23600",
    "kind": "arxiv",
    "version": 1
  }
}