Pith Number

pith:NPATFK7T

pith:2014:NPATFK7TPTUYZJANL3HO5MDFPW

not attested not anchored not stored refs pending

The Adaptive Buffered Force QM/MM method in the CP2K and AMBER software packages

Andreas W. G\"otz, Andrew Jones, Ben Leimkuhler, G\'abor Cs\'anyi, Letif Mones, Noam Bernstein, Ross C. Walker, Teodoro Laino

arxiv:1409.5218 v1 · 2014-09-18 · 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{NPATFK7TPTUYZJANL3HO5MDFPW}

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	2026-05-18T02:42:30.453746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc132abf37ce98ca40d5eceeeb0657db5151842d823a2f0fa5c07a92195ccd9

Aliases

arxiv: 1409.5218 · arxiv_version: 1409.5218v1 · doi: 10.48550/arxiv.1409.5218 · pith_short_12: NPATFK7TPTUY · pith_short_16: NPATFK7TPTUYZJAN · pith_short_8: NPATFK7T

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/NPATFK7TPTUYZJANL3HO5MDFPW \
  | 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: 6bc132abf37ce98ca40d5eceeeb0657db5151842d823a2f0fa5c07a92195ccd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff85ee73abba9e8c618f2be6a86206f55662d12ad8f400edc9e0882c382cdf93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2014-09-18T07:57:34Z",
    "title_canon_sha256": "c112d0909d0ebfeba877a5534eb23c40648c84b255ffc499046ac2eef133d5c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5218",
    "kind": "arxiv",
    "version": 1
  }
}