Pith Number

pith:AJLKKDPP

pith:2018:AJLKKDPPO4PQQTH2K7UBM6IRJD

not attested not anchored not stored refs pending

Second harmonic generation and vortex shedding by a dipole-quadrupole and a quadrupole-octupole swimmer in a viscous incompressible fluid

B. U. Felderhof, R. B. Jones

arxiv:1803.11037 v4 · 2018-03-29 · 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{AJLKKDPPO4PQQTH2K7UBM6IRJD}

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	2026-05-17T23:42:30.768910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0256a50def771f084cfa57e816791148cf4f970de6895e139a3a2af6520f91be

Aliases

arxiv: 1803.11037 · arxiv_version: 1803.11037v4 · doi: 10.48550/arxiv.1803.11037 · pith_short_12: AJLKKDPPO4PQ · pith_short_16: AJLKKDPPO4PQQTH2 · pith_short_8: AJLKKDPP

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/AJLKKDPPO4PQQTH2K7UBM6IRJD \
  | 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: 0256a50def771f084cfa57e816791148cf4f970de6895e139a3a2af6520f91be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "550bebc5daf8bcd232600c0fae2ecf2fa71ae8bbfa617a81b0ae8d3d8b6c9e4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-03-29T12:54:15Z",
    "title_canon_sha256": "f24305ce4780a58131e1e252a7a1fa0c395c89054127685d339689c28884ae65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.11037",
    "kind": "arxiv",
    "version": 4
  }
}