Pith Number

pith:ZJEFCVDD

pith:2019:ZJEFCVDDHIR3J4JNXNWQLP7LAA

not attested not anchored not stored refs pending

Improving the efficiency of the multireference driven similarity renormalization group via sequential transformation, density fitting, and the non-interacting virtual orbital approximation

Chenyang Li, Francesco A. Evangelista, Tianyuan Zhang

arxiv:1903.11637 v1 · 2019-03-27 · 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{ZJEFCVDDHIR3J4JNXNWQLP7LAA}

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	2026-05-17T23:50:02.155233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca485154633a23b4f12dbb6d05bfeb003eb45c3dd0734fddd7d72f6e1da4a2a0

Aliases

arxiv: 1903.11637 · arxiv_version: 1903.11637v1 · doi: 10.48550/arxiv.1903.11637 · pith_short_12: ZJEFCVDDHIR3 · pith_short_16: ZJEFCVDDHIR3J4JN · pith_short_8: ZJEFCVDD

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/ZJEFCVDDHIR3J4JNXNWQLP7LAA \
  | 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: ca485154633a23b4f12dbb6d05bfeb003eb45c3dd0734fddd7d72f6e1da4a2a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c95838336fa631bdf8e18410186f6efc38ee10848e1054c224cca95725d35bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2019-03-27T18:27:22Z",
    "title_canon_sha256": "caead92b374e9093359d975fa283464f3b82cf5f024ff890382ab1f21136f221"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11637",
    "kind": "arxiv",
    "version": 1
  }
}