Pith Number

pith:D5DFJTBX

pith:2020:D5DFJTBXZDWXPJJWOLV4JL2B4F

not attested not anchored not stored refs pending

The Fictitious Domain Method Based on Navier Slip Boundary Condition for Simulation of Flow-Particle Interaction

Qiaolin He, Rong Zhang

arxiv:2012.03512 v1 · 2020-12-07 · math.NA · cs.NA · 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{D5DFJTBXZDWXPJJWOLV4JL2B4F}

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	2026-07-05T01:57:30.452582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f4654cc37c8ed77a53672ebc4af41e14bef9edaffc7881f95a44b51281b4182

Aliases

arxiv: 2012.03512 · arxiv_version: 2012.03512v1 · doi: 10.48550/arxiv.2012.03512 · pith_short_12: D5DFJTBXZDWX · pith_short_16: D5DFJTBXZDWXPJJW · pith_short_8: D5DFJTBX

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/D5DFJTBXZDWXPJJWOLV4JL2B4F \
  | 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: 1f4654cc37c8ed77a53672ebc4af41e14bef9edaffc7881f95a44b51281b4182

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cac36b13dcc3d1359bb514d550c635d71769b2eef3a8dc8f7258be507e68a54a",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2020-12-07T08:00:46Z",
    "title_canon_sha256": "59e6fd32103c74e87efa288fac6a3b8429e7a25a0b95ce12f8a2fb1b7dd2d7c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.03512",
    "kind": "arxiv",
    "version": 1
  }
}