Pith Number

pith:JNCLZZWE

pith:2018:JNCLZZWEHMFGKJ77ABY3FI232W

not attested not anchored not stored refs pending

An efficient stochastic algorithm for the perturbative density matrix renormalization group in large active spaces

Garnet Kin-Lic Chan, Sheng Guo, Zhendong Li

arxiv:1803.09943 v1 · 2018-03-27 · 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{JNCLZZWEHMFGKJ77ABY3FI232W}

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	2026-05-18T00:09:25.474143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b44bce6c43b0a6527ff0071b2a35bd5a6e8ddc4b9ad556968c1e104d5eae1ea

Aliases

arxiv: 1803.09943 · arxiv_version: 1803.09943v1 · doi: 10.48550/arxiv.1803.09943 · pith_short_12: JNCLZZWEHMFG · pith_short_16: JNCLZZWEHMFGKJ77 · pith_short_8: JNCLZZWE

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/JNCLZZWEHMFGKJ77ABY3FI232W \
  | 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: 4b44bce6c43b0a6527ff0071b2a35bd5a6e8ddc4b9ad556968c1e104d5eae1ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c74d4baffc636280648e2d607528546e38905f96228c5963c846a124fd4c6004",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-03-27T07:56:30Z",
    "title_canon_sha256": "9a5aa892f1cfa57cc4d702696365e677e9530ceee154a8f15e8a536532330c83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09943",
    "kind": "arxiv",
    "version": 1
  }
}