Pith Number

pith:WPH36EWR

pith:2016:WPH36EWRDXGIP4HCUDTGJHMJEK

not attested not anchored not stored refs pending

Challenges in Large Scale Quantum Mechanical Calculations

Georg Huhs, Laura E. Ratcliff, Luigi Genovese, Michel Masella, Stephan Mohr, Thierry Deutsch

arxiv:1609.00252 v1 · 2016-09-01 · 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{WPH36EWRDXGIP4HCUDTGJHMJEK}

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	2026-05-18T00:59:57.292386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3cfbf12d11dcc87f0e2a0e6649d892281a0072c39764c91d5cf22c21f0465db

Aliases

arxiv: 1609.00252 · arxiv_version: 1609.00252v1 · doi: 10.48550/arxiv.1609.00252 · pith_short_12: WPH36EWRDXGI · pith_short_16: WPH36EWRDXGIP4HC · pith_short_8: WPH36EWR

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/WPH36EWRDXGIP4HCUDTGJHMJEK \
  | 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: b3cfbf12d11dcc87f0e2a0e6649d892281a0072c39764c91d5cf22c21f0465db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "957e9ce1536ddbb8a54823a3044a000779b3cfca8984828bb2d5101a1fb8e2a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2016-09-01T14:14:42Z",
    "title_canon_sha256": "5f77b33c4d5efbf38e1bacca5fff18bc33552fcbdb3442a13cac65476c4bd362"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00252",
    "kind": "arxiv",
    "version": 1
  }
}