Pith Number

pith:64UGZEFP

pith:2013:64UGZEFPTWZMQBWOWDDLVAB4EL

not attested not anchored not stored refs pending

Dynamical free energy and the Loschmidt-echo for a class of quantum quenches in the Heisenberg spin chain

B. Pozsgay

arxiv:1308.3087 v3 · 2013-08-14 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64UGZEFPTWZMQBWOWDDLVAB4EL}

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	2026-05-18T01:48:15.617508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7286c90af9db2c806ceb0c6ba803c22d421dfcd1c6d857f417500b22067b9be

Aliases

arxiv: 1308.3087 · arxiv_version: 1308.3087v3 · doi: 10.48550/arxiv.1308.3087 · pith_short_12: 64UGZEFPTWZM · pith_short_16: 64UGZEFPTWZMQBWO · pith_short_8: 64UGZEFP

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/64UGZEFPTWZMQBWOWDDLVAB4EL \
  | 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: f7286c90af9db2c806ceb0c6ba803c22d421dfcd1c6d857f417500b22067b9be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a00d66fe63b7227fbc35560257ab3fb729a2f58eddfcf4127b02e32fa0b8fa9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2013-08-14T11:27:06Z",
    "title_canon_sha256": "00be625e5ae11eabb4725b5fe3a48e290c5a3a2ac7cff7373981f6a32c014ad3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3087",
    "kind": "arxiv",
    "version": 3
  }
}