Pith Number

pith:YSHHARNC

pith:2020:YSHHARNCDETCNA4NIABKW4Q76L

not attested not anchored not stored refs pending

Bubbly drag reduction using a hydrophobic inner cylinder in Taylor-Couette turbulence

Chao Sun, Dennis Bakhuis, Detlef Lohse, Pim A. Bullee, Rob G. H. Lammertink, Ruben A. Verschoof, Sander G. Huisman

arxiv:2006.08412 v1 · 2020-06-15 · 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{YSHHARNCDETCNA4NIABKW4Q76L}

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	2026-07-05T01:10:21.329216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c48e7045a2192626838d4002ab721ff2cf4629361bc7c3bafa5dc7a5015d9ccc

Aliases

arxiv: 2006.08412 · arxiv_version: 2006.08412v1 · doi: 10.48550/arxiv.2006.08412 · pith_short_12: YSHHARNCDETC · pith_short_16: YSHHARNCDETCNA4N · pith_short_8: YSHHARNC

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/YSHHARNCDETCNA4NIABKW4Q76L \
  | 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: c48e7045a2192626838d4002ab721ff2cf4629361bc7c3bafa5dc7a5015d9ccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f07da5030d98253df4c4265a95b3cb90e77a6a904eadb35de772c45e5f9c18aa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-06-15T14:01:37Z",
    "title_canon_sha256": "fb96dd952b40a0c904e67c720eabdf62083354f256f89e057e20d20d0c91aec1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.08412",
    "kind": "arxiv",
    "version": 1
  }
}