Pith Number

pith:EWPYSRYZ

pith:2016:EWPYSRYZISZ2IO6D2NADHZEEDB

not attested not anchored not stored refs pending

On the Hierarchical Preconditioning of the PMCHWT Integral Equation on Simply and Multiply Connected Geometries

F. P. Andriulli, J. E. Ortiz Guzman, K. Cools, R. Mitharwal, S. B. Adrian, T. F. Eibert, Y. Beghein

arxiv:1608.07129 v2 · 2016-08-25 · physics.comp-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{EWPYSRYZISZ2IO6D2NADHZEEDB}

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	2026-05-17T23:51:00.509987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259f89471944b3a43bc3d34033e484185a8f5339fb4d20df712fde9ffc3aa125

Aliases

arxiv: 1608.07129 · arxiv_version: 1608.07129v2 · doi: 10.48550/arxiv.1608.07129 · pith_short_12: EWPYSRYZISZ2 · pith_short_16: EWPYSRYZISZ2IO6D · pith_short_8: EWPYSRYZ

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/EWPYSRYZISZ2IO6D2NADHZEEDB \
  | 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: 259f89471944b3a43bc3d34033e484185a8f5339fb4d20df712fde9ffc3aa125

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7336c30a82b7cf9883e3c9a49e86eb88c5493759b4968b073f5a1ff07653a8e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2016-08-25T13:18:04Z",
    "title_canon_sha256": "d8e2a68ee1c8f198427218887644e04f69e7f7c112488933f0b7da16c8fa3385"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07129",
    "kind": "arxiv",
    "version": 2
  }
}