Pith Number

pith:QAXDAGA5

pith:2013:QAXDAGA5FTFXFGZBPOBQTYB6KM

not attested not anchored not stored refs pending

Loschmidt echo and the many-body orthogonality catastrophe in a qubit-coupled Luttinger liquid

Bal\'azs D\'ora, Frank Pollmann, Gergely Zar\'and, J\'ozsef Fort\'agh

arxiv:1303.7169 v2 · 2013-03-28 · cond-mat.str-el · 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{QAXDAGA5FTFXFGZBPOBQTYB6KM}

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	2026-05-18T03:17:46.499882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

802e30181d2ccb729b217b8309e03e530f2956d6ab233216ff6f666da2f2aeee

Aliases

arxiv: 1303.7169 · arxiv_version: 1303.7169v2 · doi: 10.48550/arxiv.1303.7169 · pith_short_12: QAXDAGA5FTFX · pith_short_16: QAXDAGA5FTFXFGZB · pith_short_8: QAXDAGA5

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/QAXDAGA5FTFXFGZBPOBQTYB6KM \
  | 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: 802e30181d2ccb729b217b8309e03e530f2956d6ab233216ff6f666da2f2aeee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44a5fc44315da321cfeb71af3b23a38b37c0175ef3cb1c4740d594a736fc3c1a",
    "cross_cats_sorted": [
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2013-03-28T16:30:11Z",
    "title_canon_sha256": "952a74c150f6697c933676891da89c64f9d3022c8911754cf38e4734cca7d250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7169",
    "kind": "arxiv",
    "version": 2
  }
}