Pith Number

pith:HPUK2GZM

pith:2022:HPUK2GZM5D3XK4JUJCPAAXDNZW

not attested not anchored not stored refs pending

Machine Learning Assisted Resistive Force Theory for Helical Structures at Low Reynolds Number

Charbel Habchi, Mohammad Khalid Jawed, Sangmin Lim

arxiv:2207.09422 v3 · 2022-07-19 · 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{HPUK2GZM5D3XK4JUJCPAAXDNZW}

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	2026-07-05T06:50:10.555667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3be8ad1b2ce8f7757134489e005c6dcdb74de6c0ca0af67bcea2a7b07cabd88c

Aliases

arxiv: 2207.09422 · arxiv_version: 2207.09422v3 · doi: 10.48550/arxiv.2207.09422 · pith_short_12: HPUK2GZM5D3X · pith_short_16: HPUK2GZM5D3XK4JU · pith_short_8: HPUK2GZM

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/HPUK2GZM5D3XK4JUJCPAAXDNZW \
  | 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: 3be8ad1b2ce8f7757134489e005c6dcdb74de6c0ca0af67bcea2a7b07cabd88c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee3f452ca2bb674304126a2de15b40611c3dc960e1aa19d63081684a7addefb9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2022-07-19T17:32:15Z",
    "title_canon_sha256": "13436c4d614a1195bc194808909b339301a11cd86d78b6e1e9d847681e5c7980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.09422",
    "kind": "arxiv",
    "version": 3
  }
}