Pith Number

pith:DDPD2LNQ

pith:2015:DDPD2LNQMWSY63XQ4OT4JF53CI

not attested not anchored not stored refs pending

Accurate and efficient linear scaling DFT calculations with universal applicability

Damien Caliste, Laura E. Ratcliff, Luigi Genovese, Paul Boulanger, Stefan Goedecker, Stephan Mohr, Thierry Deutsch

arxiv:1501.05884 v1 · 2015-01-23 · 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{DDPD2LNQMWSY63XQ4OT4JF53CI}

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	2026-05-18T01:22:41.378355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18de3d2db065a58f6ef0e3a7c497bb12068d0db72c82eee339882a95a8771085

Aliases

arxiv: 1501.05884 · arxiv_version: 1501.05884v1 · doi: 10.48550/arxiv.1501.05884 · pith_short_12: DDPD2LNQMWSY · pith_short_16: DDPD2LNQMWSY63XQ · pith_short_8: DDPD2LNQ

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/DDPD2LNQMWSY63XQ4OT4JF53CI \
  | 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: 18de3d2db065a58f6ef0e3a7c497bb12068d0db72c82eee339882a95a8771085

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b449b69192a2594ab9e78c4805bc20d9cdde7ba56fffe7ca84418be3092ca675",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-01-23T17:29:52Z",
    "title_canon_sha256": "ebb16948721d566deffdd1458223b9ea02bd03389d606e1d69cf3388082ea693"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05884",
    "kind": "arxiv",
    "version": 1
  }
}