Pith Number

pith:GIQPF7Z2

pith:2025:GIQPF7Z2T3HGQZHKTJLSLFY35S

not attested not anchored not stored refs pending

High Resolution and High-Speed Live Optical Flow Velocimetry

Jean-Luc Aider, Juan Pimienta

arxiv:2509.25924 v4 · 2025-09-30 · 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{GIQPF7Z2T3HGQZHKTJLSLFY35S}

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.

Cited by

1 paper in Pith

Real-Time Estimation of High-Resolution Flow Fields and Reduced-Order Coordinates from Event-Based Imaging Velocimetry

Receipt and verification

First computed	2026-05-22T01:03:47.130187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3220f2ff3a9ece6864ea9a5725971beca8832cfef2429d26e171044494dfcf17

Aliases

arxiv: 2509.25924 · arxiv_version: 2509.25924v4 · doi: 10.48550/arxiv.2509.25924 · pith_short_12: GIQPF7Z2T3HG · pith_short_16: GIQPF7Z2T3HGQZHK · pith_short_8: GIQPF7Z2

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/GIQPF7Z2T3HGQZHKTJLSLFY35S \
  | 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: 3220f2ff3a9ece6864ea9a5725971beca8832cfef2429d26e171044494dfcf17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b7bf28db553e99a6bb46c150f9804443263ed4b10767f910e8d1f22b653ace6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2025-09-30T08:20:46Z",
    "title_canon_sha256": "daf5be84fc12f0747cdb773a7754ce6c33a1f646fd8f12e97f3ac3be07b4203e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.25924",
    "kind": "arxiv",
    "version": 4
  }
}