Pith Number

pith:74OMIPPN

pith:2020:74OMIPPN6LAATP2IZA6M6IDKRA

not attested not anchored not stored refs pending

Evaluating Computational Shortcuts in Supercell-Based Phonon Calculations of Molecular Crystals: The Instructive Case of Naphthalene

Egbert Zojer, Hirotaka Kojima, Johannes P. D\"urholt, Natalia Bedoya-Mart\'inez, Rochus Schmid, Sandro Wieser, Tomas Kamencek

arxiv:2002.02689 v2 · 2020-02-07 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{74OMIPPN6LAATP2IZA6M6IDKRA}

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	2026-07-05T00:52:52.328477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff1cc43dedf2c009bf48c83ccf206a882362ccd49fdcc096a2dd11ae2846947e

Aliases

arxiv: 2002.02689 · arxiv_version: 2002.02689v2 · doi: 10.48550/arxiv.2002.02689 · pith_short_12: 74OMIPPN6LAA · pith_short_16: 74OMIPPN6LAATP2I · pith_short_8: 74OMIPPN

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/74OMIPPN6LAATP2IZA6M6IDKRA \
  | 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: ff1cc43dedf2c009bf48c83ccf206a882362ccd49fdcc096a2dd11ae2846947e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8cc3bff7044f0bf74d72c612750aa355e7d91aa29f09f265225424d0debfa96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2020-02-07T09:55:20Z",
    "title_canon_sha256": "f4c808eac18c14777f3b657baa6a94832df2f5f068a3cf02c1dc91fd77a3e696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.02689",
    "kind": "arxiv",
    "version": 2
  }
}