Pith Number

pith:BFN3KEPN

pith:2016:BFN3KEPNSZJYALBCD42UTUF4ZC

not attested not anchored not stored refs pending

On the existence of the optimal order for wavefunction extrapolation in Born-Oppenheimer molecular dynamics

Haifeng Song, Han Wang, Jun Fang, Xingyu Gao

arxiv:1604.04712 v2 · 2016-04-16 · physics.comp-ph · 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{BFN3KEPNSZJYALBCD42UTUF4ZC}

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	2026-05-18T01:10:30.533155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

095bb511ed9653802c221f3549d0bcc8a16c28e5853270da875b71545ec64ed1

Aliases

arxiv: 1604.04712 · arxiv_version: 1604.04712v2 · doi: 10.48550/arxiv.1604.04712 · pith_short_12: BFN3KEPNSZJY · pith_short_16: BFN3KEPNSZJYALBC · pith_short_8: BFN3KEPN

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/BFN3KEPNSZJYALBCD42UTUF4ZC \
  | 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: 095bb511ed9653802c221f3549d0bcc8a16c28e5853270da875b71545ec64ed1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7a883c09b7707871536f30588ff18e8c6df4b9fb2b2bfa4f265ba2dc000f51b",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2016-04-16T08:42:11Z",
    "title_canon_sha256": "6bb7bcc9a98bd0414947eda9b6b4f930c118d25a1dafc381c94916292ef99e31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04712",
    "kind": "arxiv",
    "version": 2
  }
}