Pith Number

pith:GEYDKOID

pith:2015:GEYDKOID7U4GFEVX4PP4WWHQRZ

not attested not anchored not stored refs pending

Voronoi Particle Merging Algorithm for PIC Codes

A. Pukhov, Phuc T. Luu, T. T\"uckmantel

arxiv:1504.00636 v2 · 2015-04-02 · 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{GEYDKOID7U4GFEVX4PP4WWHQRZ}

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	2026-05-18T01:16:50.975848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3130353903fd386292b7e3dfcb58f08e47c5340ecce7fdb3b78ec1ab9427bd76

Aliases

arxiv: 1504.00636 · arxiv_version: 1504.00636v2 · doi: 10.48550/arxiv.1504.00636 · pith_short_12: GEYDKOID7U4G · pith_short_16: GEYDKOID7U4GFEVX · pith_short_8: GEYDKOID

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/GEYDKOID7U4GFEVX4PP4WWHQRZ \
  | 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: 3130353903fd386292b7e3dfcb58f08e47c5340ecce7fdb3b78ec1ab9427bd76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb71501e779309648f655861311f006ceef4c2fc79695885aef5f2bf3e99b1f2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2015-04-02T18:25:27Z",
    "title_canon_sha256": "a6672e846362d01b0957b865253c12ce7adc24978a975eb980d0a1b1c795bd8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00636",
    "kind": "arxiv",
    "version": 2
  }
}