Pith Number

pith:EU2A663P

pith:2015:EU2A663PHLGTZOC27WTWEDCGBD

not attested not anchored not stored refs pending

Resonant frequencies of the hydrodynamic vortex

H. S. Vieira

arxiv:1510.08298 v2 · 2015-10-28 · gr-qc · cond-mat.other · 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{EU2A663PHLGTZOC27WTWEDCGBD}

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	2026-05-18T01:03:59.845381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25340f7b6f3acd3cb85afda7620c4608dc48f4e36cdbd10918a84ce069ada6b6

Aliases

arxiv: 1510.08298 · arxiv_version: 1510.08298v2 · doi: 10.48550/arxiv.1510.08298 · pith_short_12: EU2A663PHLGT · pith_short_16: EU2A663PHLGTZOC2 · pith_short_8: EU2A663P

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/EU2A663PHLGTZOC27WTWEDCGBD \
  | 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: 25340f7b6f3acd3cb85afda7620c4608dc48f4e36cdbd10918a84ce069ada6b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6649447cf6c922467cae6c0b0e842e6b65f327e2d1d6523f768ecd7497976bc",
    "cross_cats_sorted": [
      "cond-mat.other",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-10-28T13:17:49Z",
    "title_canon_sha256": "f9b86bc9e2d636f55ade0c7f42c5b291960d00387cfd77fd6552ea0e71e9ed7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08298",
    "kind": "arxiv",
    "version": 2
  }
}