Pith Number

pith:DZ3DXXQY

pith:2020:DZ3DXXQYTAAOROPL3UO7T2IHRH

not attested not anchored not stored refs pending

Efficient description of many-body systems with Matrix Product Density Operators

Andras Molnar, J. Ignacio Cirac, Jiri Guth Jarkovsky, Norbert Schuch

arxiv:2003.12418 v1 · 2020-03-27 · quant-ph · cond-mat.str-el

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZ3DXXQYTAAOROPL3UO7T2IHRH}

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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

Conditional Independence of 1D Gibbs States with Applications to Efficient Learning

Receipt and verification

First computed	2026-07-05T01:32:43.631274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e763bde189800e8b9ebdd1df9e90789cd192dda9052caf134551fef100f64bc

Aliases

arxiv: 2003.12418 · arxiv_version: 2003.12418v1 · doi: 10.48550/arxiv.2003.12418 · pith_short_12: DZ3DXXQYTAAO · pith_short_16: DZ3DXXQYTAAOROPL · pith_short_8: DZ3DXXQY

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/DZ3DXXQYTAAOROPL3UO7T2IHRH \
  | 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: 1e763bde189800e8b9ebdd1df9e90789cd192dda9052caf134551fef100f64bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd2ac9e65d2d0511a7b52d0ac832bc546f7b736c87d9673e2f0079ff65d833d8",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-03-27T13:57:17Z",
    "title_canon_sha256": "3ed85bf6539ce53752a2a256b1e9b563108c12f4aa3311b02c7e657e64364227"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12418",
    "kind": "arxiv",
    "version": 1
  }
}