Pith Number

pith:RLDBLHR5

pith:2019:RLDBLHR5CXTCRXAEAMDHUC4I34

not attested not anchored not stored refs pending

Combined stereoscopic wave mapping and particle image velocimetry

Joel Sommeria, Nicolas Mordant, Quentin Aubourg, Samuel Viboud

arxiv:1902.05819 v1 · 2019-02-15 · 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{RLDBLHR5CXTCRXAEAMDHUC4I34}

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	2026-05-17T23:53:55.387785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ac6159e3d15e628dc0403067a0b88df091116bc0189b19453fd99cde5264ca0

Aliases

arxiv: 1902.05819 · arxiv_version: 1902.05819v1 · doi: 10.48550/arxiv.1902.05819 · pith_short_12: RLDBLHR5CXTC · pith_short_16: RLDBLHR5CXTCRXAE · pith_short_8: RLDBLHR5

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/RLDBLHR5CXTCRXAEAMDHUC4I34 \
  | 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: 8ac6159e3d15e628dc0403067a0b88df091116bc0189b19453fd99cde5264ca0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfc7364f43a5387720b54230450a477685833ef602ebcd33371d2cbbb2b3fffd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-02-15T14:35:21Z",
    "title_canon_sha256": "7e9f8c7307036422ddfc60392842dc80afc8387fd1302c16a630dd1ce28c3a1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05819",
    "kind": "arxiv",
    "version": 1
  }
}