Pith Number

pith:LHZGDKYC

pith:2014:LHZGDKYCBWHVJRJMRIHYSR27NH

not attested not anchored not stored refs pending

Linear Scaling Density Matrix Real Time TDDFT: Propagator Unitarity \& Matrix Truncation

Conn O'Rourke, David R. Bowler

arxiv:1404.5776 v3 · 2014-04-23 · physics.comp-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{LHZGDKYCBWHVJRJMRIHYSR27NH}

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	2026-05-18T02:04:11.324028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59f261ab020d8f54c52c8a0f89475f69dd7b1673835580a426465565169a31fd

Aliases

arxiv: 1404.5776 · arxiv_version: 1404.5776v3 · doi: 10.48550/arxiv.1404.5776 · pith_short_12: LHZGDKYCBWHV · pith_short_16: LHZGDKYCBWHVJRJM · pith_short_8: LHZGDKYC

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/LHZGDKYCBWHVJRJMRIHYSR27NH \
  | 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: 59f261ab020d8f54c52c8a0f89475f69dd7b1673835580a426465565169a31fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8876d61ecfabcf896f8728629ec445be0e8ca34217d00bb5b596dcad57030e72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-04-23T10:34:09Z",
    "title_canon_sha256": "e5cffe99362cf71532619f08f63f35f311dc45a3e664c499130cff02e3064d7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5776",
    "kind": "arxiv",
    "version": 3
  }
}