Pith Number

pith:Z6N4Z4UH

pith:2009:Z6N4Z4UHNY2ZCE3X7PVLFQPTBS

not attested not anchored not stored refs pending

Time-Dependent Density Functional Theory for Open Quantum Systems with Unitary Propagation

Al\'an Aspuru-Guzik, C\'esar Rodr\'iguez-Rosario, David G. Tempel, Joel Yuen-Zhou

arxiv:0902.4505 v3 · 2009-02-26 · cond-mat.mtrl-sci · physics.chem-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{Z6N4Z4UHNY2ZCE3X7PVLFQPTBS}

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	2026-05-18T04:29:54.140468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf9bccf2876e35911377fbeab2c1f30ca01757504777428e7ff6567b5de81dca

Aliases

arxiv: 0902.4505 · arxiv_version: 0902.4505v3 · doi: 10.48550/arxiv.0902.4505 · pith_short_12: Z6N4Z4UHNY2Z · pith_short_16: Z6N4Z4UHNY2ZCE3X · pith_short_8: Z6N4Z4UH

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/Z6N4Z4UHNY2ZCE3X7PVLFQPTBS \
  | 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: cf9bccf2876e35911377fbeab2c1f30ca01757504777428e7ff6567b5de81dca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82d812a8f3e37cfdb6b4f601f53714ce0b2ae0178304a194fc7040f4461c11c6",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-02-26T04:21:16Z",
    "title_canon_sha256": "b0e454ee805001ba8040c906f9f4fff823643c89ab53f86aa113170a111471b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.4505",
    "kind": "arxiv",
    "version": 3
  }
}