Pith Number

pith:7PWKFQ3U

pith:2015:7PWKFQ3UF44HK6F4GJHGFX2SZI

not attested not anchored not stored refs pending

Gaussian Approximation Potentials: a brief tutorial introduction

Albert P. Bart\'ok, G\'abor Cs\'anyi

arxiv:1502.01366 v2 · 2015-02-04 · cond-mat.mtrl-sci · 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{7PWKFQ3UF44HK6F4GJHGFX2SZI}

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	2026-07-05T00:38:30.782575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbeca2c3742f387578bc324e62df52ca2864c5bd5137a9c788d6b9f304ff46e3

Aliases

arxiv: 1502.01366 · arxiv_version: 1502.01366v2 · doi: 10.48550/arxiv.1502.01366 · pith_short_12: 7PWKFQ3UF44H · pith_short_16: 7PWKFQ3UF44HK6F4 · pith_short_8: 7PWKFQ3U

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/7PWKFQ3UF44HK6F4GJHGFX2SZI \
  | 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: fbeca2c3742f387578bc324e62df52ca2864c5bd5137a9c788d6b9f304ff46e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75954290986c3ac716922a76ea787823358d4b2a5b66ba36452277d3b0ce67bd",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-02-04T21:47:47Z",
    "title_canon_sha256": "f5ae7c6013575a53daf7fb1f7d87d6ee7b97daa3dbbe63935e2765cc0037c49e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01366",
    "kind": "arxiv",
    "version": 2
  }
}