Pith Number

pith:STDQPW2F

pith:2018:STDQPW2F2ZSMHGVFPNEIBX2TRH

not attested not anchored not stored refs pending

Warp-X: a new exascale computing platform for beam-plasma simulations

A. Almgren, A. Myers, C. Ng, D. P. Grote, J. Bell, J.-L. Vay, J. Park, L. Ge, M. Hogan, M. Thevenet, O. Kononenko, O. Shapoval, R. Lehe, R. Ryne, W. Zhang

arxiv:1801.02568 v1 · 2018-01-08 · physics.acc-ph · 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{STDQPW2F2ZSMHGVFPNEIBX2TRH}

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	2026-05-17T23:57:44.039199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94c707db45d664c39aa57b4880df5389f63cffa36f4849806f079396d031b8a2

Aliases

arxiv: 1801.02568 · arxiv_version: 1801.02568v1 · doi: 10.48550/arxiv.1801.02568 · pith_short_12: STDQPW2F2ZSM · pith_short_16: STDQPW2F2ZSMHGVF · pith_short_8: STDQPW2F

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/STDQPW2F2ZSMHGVFPNEIBX2TRH \
  | 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: 94c707db45d664c39aa57b4880df5389f63cffa36f4849806f079396d031b8a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d36773f3ebba991a7b1b72c73d67100bb9ad8946689d95e1d98977ab966c65c3",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2018-01-08T17:23:00Z",
    "title_canon_sha256": "d3503aec0663f756214adf51842dce6010d46b1fa5191ab3b6993f4d86b9ca57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02568",
    "kind": "arxiv",
    "version": 1
  }
}