Pith Number

pith:4FGLAO75

pith:2020:4FGLAO75VU4UGQNBNFIPAXODII

not attested not anchored not stored refs pending

Ubiquity of zeros of Loschmidt amplitude for mixed states in different physical processes and their implications

Chih-Chun Chien, Hao Guo, Qu-Cheng Gao, Tong Liu, Xu-Yang Hou, Yan He

arxiv:2006.12445 v2 · 2020-06-22 · quant-ph · cond-mat.mes-hall · 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{4FGLAO75VU4UGQNBNFIPAXODII}

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	2026-07-05T01:37:34.946209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e14cb03bfdad394341a16950f05dc34210ffa937f1a7f14324c6b86c7f4ec1ea

Aliases

arxiv: 2006.12445 · arxiv_version: 2006.12445v2 · doi: 10.48550/arxiv.2006.12445 · pith_short_12: 4FGLAO75VU4U · pith_short_16: 4FGLAO75VU4UGQNB · pith_short_8: 4FGLAO75

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/4FGLAO75VU4UGQNBNFIPAXODII \
  | 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: e14cb03bfdad394341a16950f05dc34210ffa937f1a7f14324c6b86c7f4ec1ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b08094848fc6af4284382759b791de42bff0f839baf23c887c620ce53de4d03",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.other",
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-22T17:25:39Z",
    "title_canon_sha256": "235101a4310b1cabea964a4a298652d4e4a77883ef9dd1014860b4aa30cb96b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.12445",
    "kind": "arxiv",
    "version": 2
  }
}