Pith Number

pith:ZR5326PJ

pith:2019:ZR5326PJK7NSVK74EXREX6XZVZ

not attested not anchored not stored refs pending

Free surface of a liquid in a rotating frame with time-depend velocity

Arturo C. Marti, Fernando Tornar\'ia, Mart\'in Monteiro

arxiv:1908.04256 v2 · 2019-08-12 · physics.ed-ph · 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{ZR5326PJK7NSVK74EXREX6XZVZ}

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	2026-07-04T23:55:13.454628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc7bbd79e957db2aabfc25e24bfaf9ae513a877d0855d9a7fcba947b344e4c23

Aliases

arxiv: 1908.04256 · arxiv_version: 1908.04256v2 · doi: 10.48550/arxiv.1908.04256 · pith_short_12: ZR5326PJK7NS · pith_short_16: ZR5326PJK7NSVK74 · pith_short_8: ZR5326PJ

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/ZR5326PJK7NSVK74EXREX6XZVZ \
  | 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: cc7bbd79e957db2aabfc25e24bfaf9ae513a877d0855d9a7fcba947b344e4c23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1089b5642bf3aa58ed5e8aa5f63e158d5d18b51af3e00786083d85d415c4007",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2019-08-12T17:14:43Z",
    "title_canon_sha256": "36b025b4c09278ce787fd329ff47a925220738f559ff5847aa4e15ab6993c0b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04256",
    "kind": "arxiv",
    "version": 2
  }
}