Pith Number

pith:UH2AHKHL

pith:2017:UH2AHKHLX6VUBELLMPXAOGEW3W

not attested not anchored not stored refs pending

Waves on a vortex: rays, rings and resonances

Antonin Coutant, Sam Dolan, Silke Weinfurtner, Theo Torres

arxiv:1712.04675 v2 · 2017-12-13 · gr-qc · physics.class-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{UH2AHKHLX6VUBELLMPXAOGEW3W}

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	2026-05-17T23:53:12.575410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1f403a8ebbfab40916b63ee071896dda8e03307227137e63453b833aed76233

Aliases

arxiv: 1712.04675 · arxiv_version: 1712.04675v2 · doi: 10.48550/arxiv.1712.04675 · pith_short_12: UH2AHKHLX6VU · pith_short_16: UH2AHKHLX6VUBELL · pith_short_8: UH2AHKHL

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/UH2AHKHLX6VUBELLMPXAOGEW3W \
  | 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: a1f403a8ebbfab40916b63ee071896dda8e03307227137e63453b833aed76233

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c9e96e1ae06e1801312ff60d5d67d3a075fe9c8158289a5b3d34c8fc04271f5",
    "cross_cats_sorted": [
      "physics.class-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-12-13T09:47:02Z",
    "title_canon_sha256": "222ca112f470366b69116fd702fc69ede417219a134829ac6b5d17965290e219"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04675",
    "kind": "arxiv",
    "version": 2
  }
}