Pith Number

pith:EHBDJQKH

pith:2017:EHBDJQKH4KDUEUGLJMBDRQUSXX

not attested not anchored not stored refs pending

Wave front sensor-less adaptive optics based on sharpness metrics for particle image velocimetry

H. Radner, J. Grottke, J.W. Czarske, L. B\"uttner, M. Teich

arxiv:1710.03565 v1 · 2017-09-14 · physics.app-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHBDJQKH4KDUEUGLJMBDRQUSXX}

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	2026-05-18T00:22:58.398619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c234c147e2874250cb4b0238c292bde797355bd62414bb00ed20b4b5cb7dc1

Aliases

arxiv: 1710.03565 · arxiv_version: 1710.03565v1 · doi: 10.48550/arxiv.1710.03565 · pith_short_12: EHBDJQKH4KDU · pith_short_16: EHBDJQKH4KDUEUGL · pith_short_8: EHBDJQKH

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/EHBDJQKH4KDUEUGLJMBDRQUSXX \
  | 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: 21c234c147e2874250cb4b0238c292bde797355bd62414bb00ed20b4b5cb7dc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47bca8cc3b849ff2eb87e7a5b26a5894fd3a2995fcd8536e8876497953063f1a",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2017-09-14T08:59:03Z",
    "title_canon_sha256": "b6f587bb117be7b0dbd6aba557e75aaeea0fd2e57a64f9f66b41b746837ea19f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.03565",
    "kind": "arxiv",
    "version": 1
  }
}