Pith Number

pith:2TSYK2HE

pith:2023:2TSYK2HES27RDOZMSKPKZMRRCJ

not attested not anchored not stored refs pending

An introduction to infinite projected entangled-pair state methods for variational ground state simulations using automatic differentiation

Erik Lennart Weerda, Jan Naumann, Jens Eisert, Matteo Rizzi, Philipp Schmoll

arxiv:2308.12358 v4 · 2023-08-23 · cond-mat.str-el · physics.comp-ph · 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{2TSYK2HES27RDOZMSKPKZMRRCJ}

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	2026-07-05T09:05:10.478368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4e58568e496bf11bb2c929eacb231125d71c3955c23ea8740ae09ad9de67c1c

Aliases

arxiv: 2308.12358 · arxiv_version: 2308.12358v4 · doi: 10.48550/arxiv.2308.12358 · pith_short_12: 2TSYK2HES27R · pith_short_16: 2TSYK2HES27RDOZM · pith_short_8: 2TSYK2HE

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/2TSYK2HES27RDOZMSKPKZMRRCJ \
  | 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: d4e58568e496bf11bb2c929eacb231125d71c3955c23ea8740ae09ad9de67c1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82d2855de7ac865bd42674963fd6d2b798ed2d21200ba5af73f39a1cc0823dc7",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2023-08-23T18:03:14Z",
    "title_canon_sha256": "e45929fc2d4f272b9b79d28e3f62ad74faf53626997b44d9d4a5b5df8867f0cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.12358",
    "kind": "arxiv",
    "version": 4
  }
}