Pith Number

pith:RKB4CRVH

pith:2014:RKB4CRVHNT3O6V5YK76L7SLO4M

not attested not anchored not stored refs pending

A subquadratic-scaling subspace projection method for large-scale Kohn-Sham density functional theory calculations using spectral finite-element discretization

Phani Motamarri, Vikram Gavini

arxiv:1406.2600 v4 · 2014-06-10 · 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{RKB4CRVHNT3O6V5YK76L7SLO4M}

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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	2026-05-18T01:29:29.771144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a83c146a76cf6ef57b857fcbfc96ee321db746db8af38961fa1df78f67423f4

Aliases

arxiv: 1406.2600 · arxiv_version: 1406.2600v4 · doi: 10.48550/arxiv.1406.2600 · pith_short_12: RKB4CRVHNT3O · pith_short_16: RKB4CRVHNT3O6V5Y · pith_short_8: RKB4CRVH

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/RKB4CRVHNT3O6V5YK76L7SLO4M \
  | 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: 8a83c146a76cf6ef57b857fcbfc96ee321db746db8af38961fa1df78f67423f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4ab221631ddf49166bd1b2d6ac6100029dcfd574b7d165eb84eae738a4e599c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-06-10T15:44:31Z",
    "title_canon_sha256": "8d499a51a80bfcaac7ddc2f22d1208bec5f846c892a385107bc2ba619411ffa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2600",
    "kind": "arxiv",
    "version": 4
  }
}