Pith Number

pith:HBYPH4O3

pith:2018:HBYPH4O32TLHGLZJBD75YEPAKP

not attested not anchored not stored refs pending

Performance Comparison on Parallel CPU and GPU Algorithms for Unified Gas-Kinetic Scheme

Fang Q. Hu, Jizhou Liu, Xiaodong Li

arxiv:1810.08137 v3 · 2018-10-18 · physics.comp-ph · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HBYPH4O32TLHGLZJBD75YEPAKP}

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	2026-05-18T00:01:48.585654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3870f3f1dbd4d6732f2908ffdc11e053e5a8f3e260702570ccd08325d895ed5c

Aliases

arxiv: 1810.08137 · arxiv_version: 1810.08137v3 · doi: 10.48550/arxiv.1810.08137 · pith_short_12: HBYPH4O32TLH · pith_short_16: HBYPH4O32TLHGLZJ · pith_short_8: HBYPH4O3

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/HBYPH4O32TLHGLZJBD75YEPAKP \
  | 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: 3870f3f1dbd4d6732f2908ffdc11e053e5a8f3e260702570ccd08325d895ed5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c0d354b38d37893894e3e97196ab759d8ae55afd6cc0ec058f90bb2136b1d9f",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-10-18T16:20:49Z",
    "title_canon_sha256": "c91be92b571bc3cc03523400ac8ae9dc740b2fd4d3a990d77a9195e86262154b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.08137",
    "kind": "arxiv",
    "version": 3
  }
}