Pith Number

pith:KXP5RRTH

pith:2026:KXP5RRTH7LCJXXNB3CJME3YXBR

not attested not anchored not stored refs pending

Vertical motion of a periodically driven floating disc

Anand U. Oza, Daniel M. Harris, Eli Silver, Jack-William Barotta

arxiv:2605.21940 v1 · 2026-05-21 · 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{KXP5RRTH7LCJXXNB3CJME3YXBR}

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	2026-05-22T01:04:15.953236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55dfd8c667fac49bdda1d892c26f170c73506f41c124916121c3f173a29809b9

Aliases

arxiv: 2605.21940 · arxiv_version: 2605.21940v1 · doi: 10.48550/arxiv.2605.21940 · pith_short_12: KXP5RRTH7LCJ · pith_short_16: KXP5RRTH7LCJXXNB · pith_short_8: KXP5RRTH

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/KXP5RRTH7LCJXXNB3CJME3YXBR \
  | 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: 55dfd8c667fac49bdda1d892c26f170c73506f41c124916121c3f173a29809b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8674327d40385b12816675dc4d2ab4a0aaa9e48ccf7792abfa53f09b79930365",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-05-21T03:19:40Z",
    "title_canon_sha256": "71bf22352b33b03747b5e226e57d3007137144403371c55357d58102927e54ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21940",
    "kind": "arxiv",
    "version": 1
  }
}