Pith Number

pith:76BHQ2KV

pith:2020:76BHQ2KV2MZB3I2NCGBTKWQ5RQ

not attested not anchored not stored refs pending

Frozen-Density Embedding Theory based simulations with experimental electron densities

Michelle Ernst, Niccol\`o Ricardi, Piero Macchi, Tomasz A. Wesolowski

arxiv:2005.13409 v2 · 2020-05-12 · 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{76BHQ2KV2MZB3I2NCGBTKWQ5RQ}

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	2026-07-05T01:11:24.874245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff82786955d3321da34d1183355a1d8c2528f010bd9211c3ce5d89095660950a

Aliases

arxiv: 2005.13409 · arxiv_version: 2005.13409v2 · doi: 10.48550/arxiv.2005.13409 · pith_short_12: 76BHQ2KV2MZB · pith_short_16: 76BHQ2KV2MZB3I2N · pith_short_8: 76BHQ2KV

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/76BHQ2KV2MZB3I2NCGBTKWQ5RQ \
  | 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: ff82786955d3321da34d1183355a1d8c2528f010bd9211c3ce5d89095660950a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fce0354f63906f71d5ab0d9c21f865be0ba5f74f631e366339ec1c8f0c070e57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2020-05-12T21:57:31Z",
    "title_canon_sha256": "77a53492b231936e078a98f3bf4df84260af0ddc937f6b237efdef3d9a507abe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.13409",
    "kind": "arxiv",
    "version": 2
  }
}