Pith Number

pith:TGU4WGHJ

pith:2013:TGU4WGHJVZQR5WKQQT7MIW7VJD

not attested not anchored not stored refs pending

Reduced Density Matrix after a Quantum Quench

Fabian H.L. Essler, Maurizio Fagotti

arxiv:1302.6944 v1 · 2013-02-27 · cond-mat.stat-mech · math-ph · math.MP · 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{TGU4WGHJVZQR5WKQQT7MIW7VJD}

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.

Cited by

1 paper in Pith

Efficient computation of average subsystem Bures distance between fermionic Gaussian states

Receipt and verification

First computed	2026-05-18T03:20:45.152646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99a9cb18e9ae611ed95084fec45bf548d042f40a54f7cb07d509bac48da94146

Aliases

arxiv: 1302.6944 · arxiv_version: 1302.6944v1 · doi: 10.48550/arxiv.1302.6944 · pith_short_12: TGU4WGHJVZQR · pith_short_16: TGU4WGHJVZQR5WKQ · pith_short_8: TGU4WGHJ

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/TGU4WGHJVZQR5WKQQT7MIW7VJD \
  | 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: 99a9cb18e9ae611ed95084fec45bf548d042f40a54f7cb07d509bac48da94146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acd59dc5945d409f900f74f3aa8c6f3d2ce709d8251fccd51fb0dc9b3e132fb8",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2013-02-27T18:13:15Z",
    "title_canon_sha256": "7107bfa342b875f447864437f4229e72998e4b3795a42426c58d9080eca7ffc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6944",
    "kind": "arxiv",
    "version": 1
  }
}