Pith Number

pith:CQ27ZGXQ

pith:2011:CQ27ZGXQPFOHRJGGJN553AM7H2

not attested not anchored not stored refs pending

Counter Rotating Open Rotor Animation using Particle Image Velocimetry

A. Schroeder, D. Pallek, E.W.M. Roosenboom, J. Agocs, K.-P. Neitzke, R. Geisler

arxiv:1109.6359 v1 · 2011-09-28 · 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{CQ27ZGXQPFOHRJGGJN553AM7H2}

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	2026-05-18T04:12:01.729422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1435fc9af0795c78a4c64b7bdd819f3e97271ef91bc8df4711c706ee325a6623

Aliases

arxiv: 1109.6359 · arxiv_version: 1109.6359v1 · doi: 10.48550/arxiv.1109.6359 · pith_short_12: CQ27ZGXQPFOH · pith_short_16: CQ27ZGXQPFOHRJGG · pith_short_8: CQ27ZGXQ

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/CQ27ZGXQPFOHRJGGJN553AM7H2 \
  | 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: 1435fc9af0795c78a4c64b7bdd819f3e97271ef91bc8df4711c706ee325a6623

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2016f9cd5cf64e3f3ace6dc4cd9dc448c71c3051fd8bb79deef064f82556941b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2011-09-28T21:37:05Z",
    "title_canon_sha256": "3e27f5c6ea91dea4b208fe8d327251293f65c2638959e09188cd8d829e7ebe65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6359",
    "kind": "arxiv",
    "version": 1
  }
}