Pith Number

pith:4HUPFUBL

pith:2016:4HUPFUBL2DY42KIRSJ2WV7FF2T

not attested not anchored not stored refs pending

CPMD/GULP QM/MM Interface for Modeling Periodic Solids: Implementation and its Application in the Study of Y-Zeolite Supported Rh$_n$ Clusters

Nisanth N. Nair, Sudhir K. Sahoo

arxiv:1603.04224 v1 · 2016-03-14 · 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{4HUPFUBL2DY42KIRSJ2WV7FF2T}

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	2026-05-18T01:19:09.037587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1e8f2d02bd0f1cd291192756afca5d4c35fc5f1b3531d922bcc8b04db76ac7f

Aliases

arxiv: 1603.04224 · arxiv_version: 1603.04224v1 · doi: 10.48550/arxiv.1603.04224 · pith_short_12: 4HUPFUBL2DY4 · pith_short_16: 4HUPFUBL2DY42KIR · pith_short_8: 4HUPFUBL

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/4HUPFUBL2DY42KIRSJ2WV7FF2T \
  | 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: e1e8f2d02bd0f1cd291192756afca5d4c35fc5f1b3531d922bcc8b04db76ac7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84de7184cf98216a35ca6901503c7f5b0e5f8ecb0102ff0bbc58986f4fdf3624",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2016-03-14T11:56:08Z",
    "title_canon_sha256": "327d7eb3d667e9f5adba84f5fe7753e2f0ef7e606633f5a4ef8ccdf1b607881b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04224",
    "kind": "arxiv",
    "version": 1
  }
}