Pith Number

pith:RJFGLPMD

pith:2026:RJFGLPMDJMJVA2LKIOI2DHPDGF

not attested not anchored not stored refs pending

Free-surface curvature and its relation to subsurface turbulence

Daniel J. Ruth, Filippo Coletti

arxiv:2608.04687 v1 · 2026-08-05 · 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{RJFGLPMDJMJVA2LKIOI2DHPDGF}

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	2026-08-06T01:46:30.282095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a4a65bd834b1350696a4391a19de331405e7af6b91088fcc2b30008b66fe9c4

Aliases

arxiv: 2608.04687 · arxiv_version: 2608.04687v1 · doi: 10.48550/arxiv.2608.04687 · pith_short_12: RJFGLPMDJMJV · pith_short_16: RJFGLPMDJMJVA2LK · pith_short_8: RJFGLPMD

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/RJFGLPMDJMJVA2LKIOI2DHPDGF \
  | 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: 8a4a65bd834b1350696a4391a19de331405e7af6b91088fcc2b30008b66fe9c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e98531b29f50cd23c33cc51e76bb207516335eb6b68579845bbcb0fa9092ecf5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-08-05T10:54:04Z",
    "title_canon_sha256": "946bfde468a9088f4fa73e488a89123ad9f5d581203902b69072e438b4476db9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.04687",
    "kind": "arxiv",
    "version": 1
  }
}