Pith Number

pith:SCYXB4QG

pith:2022:SCYXB4QGJIIFAYHRGUJMRVX5DV

not attested not anchored not stored refs pending

Bullseye focusing of cylindrical waves at a liquid-solid interface

Claus-Dieter Ohl, Hendrik Reese, Pedro A. Quinto-Su, Ulisses J. Guti\'errez-Hern\'andez

arxiv:2209.11756 v1 · 2022-09-23 · 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{SCYXB4QGJIIFAYHRGUJMRVX5DV}

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	2026-07-05T05:18:07.043388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90b170f2064a105060f13512c8d6fd1d42362c12654fa821d397a278e1cd198b

Aliases

arxiv: 2209.11756 · arxiv_version: 2209.11756v1 · doi: 10.48550/arxiv.2209.11756 · pith_short_12: SCYXB4QGJIIF · pith_short_16: SCYXB4QGJIIFAYHR · pith_short_8: SCYXB4QG

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/SCYXB4QGJIIFAYHRGUJMRVX5DV \
  | 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: 90b170f2064a105060f13512c8d6fd1d42362c12654fa821d397a278e1cd198b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19c0ec7f3f1cf12341df62c9d28b7bcd3712ba8570c78309d2d387e9c3c260b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2022-09-23T17:59:06Z",
    "title_canon_sha256": "e6c71502fc99272f531337688634769bb885d74003b0b4fb95549a3a5f23afeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.11756",
    "kind": "arxiv",
    "version": 1
  }
}