Pith Number

pith:XSQRZNTQ

pith:2021:XSQRZNTQN4F6KVBESA5LYJTTHZ

not attested not anchored not stored refs pending

Reduced Density Matrix Sampling: Self-consistent Embedding and Multiscale Electronic Structure on Current Generation Quantum Computers

Akashkumar Patel, Edward Grant, Enrico Fontana, George H. Booth, Ivan Rungger, Jonathan Tennyson, Jules Tilly, P.V. Sriluckshmy, Robert Anderson

arxiv:2104.05531 v1 · 2021-04-12 · quant-ph · physics.chem-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{XSQRZNTQN4F6KVBESA5LYJTTHZ}

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	2026-07-05T03:14:13.801546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bca11cb6706f0be55424903abc26733e50be1e315fa6b67e870e0ad9c3d92c44

Aliases

arxiv: 2104.05531 · arxiv_version: 2104.05531v1 · doi: 10.48550/arxiv.2104.05531 · pith_short_12: XSQRZNTQN4F6 · pith_short_16: XSQRZNTQN4F6KVBE · pith_short_8: XSQRZNTQ

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/XSQRZNTQN4F6KVBESA5LYJTTHZ \
  | 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: bca11cb6706f0be55424903abc26733e50be1e315fa6b67e870e0ad9c3d92c44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d105149b28e3a4fc779b102398388083db843661359114607144e977ae94ee2e",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-12T14:57:51Z",
    "title_canon_sha256": "669fa026931babd866c1abbad5a6229e1f55985b64ef0ec5a84775de1a35f48d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.05531",
    "kind": "arxiv",
    "version": 1
  }
}