Pith Number

pith:EH2WK7O5

pith:2026:EH2WK7O5S3OTTLR43X67BDMY6N

not attested not anchored not stored refs pending

An SPH model with physically prescribed parameters for droplet dynamics on complex surfaces

Xianmin Xu, Yifan Wei, Zhonghua Qiao

arxiv:2607.16670 v1 · 2026-07-18 · physics.flu-dyn · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EH2WK7O5S3OTTLR43X67BDMY6N}

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	2026-07-21T01:20:21.131806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21f5657ddd96dd39ae3cddfdf08d98f367bcc9346e72e4210081bfc1b1d570d9

Aliases

arxiv: 2607.16670 · arxiv_version: 2607.16670v1 · doi: 10.48550/arxiv.2607.16670 · pith_short_12: EH2WK7O5S3OT · pith_short_16: EH2WK7O5S3OTTLR4 · pith_short_8: EH2WK7O5

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/EH2WK7O5S3OTTLR43X67BDMY6N \
  | 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: 21f5657ddd96dd39ae3cddfdf08d98f367bcc9346e72e4210081bfc1b1d570d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f74a5146c450f24382c8c8224bb0fd55897694ceb84e12a6e1135f1216dde0ba",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-07-18T06:57:08Z",
    "title_canon_sha256": "b027b977ab8b27a72a8e5cc8fd3a6775d2a497a47b302bbf167afc0ec057a5a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.16670",
    "kind": "arxiv",
    "version": 1
  }
}