Pith Number

pith:TFRQ4ZYQ

pith:2019:TFRQ4ZYQFARDGNDFOT3KLAMOJY

not attested not anchored not stored refs pending

Drag reduction in boiling Taylor-Couette turbulence

Chao Sun, Dennis Bakhuis, Detlef Lohse, Rodrigo Ezeta, Sander G. Huisman

arxiv:1909.03944 v1 · 2019-09-09 · 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{TFRQ4ZYQFARDGNDFOT3KLAMOJY}

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	2026-07-05T00:31:18.657102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99630e6710282233346574f6a5818e4e03cd0dc55228bd6524349540878206f3

Aliases

arxiv: 1909.03944 · arxiv_version: 1909.03944v1 · doi: 10.48550/arxiv.1909.03944 · pith_short_12: TFRQ4ZYQFARD · pith_short_16: TFRQ4ZYQFARDGNDF · pith_short_8: TFRQ4ZYQ

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/TFRQ4ZYQFARDGNDFOT3KLAMOJY \
  | 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: 99630e6710282233346574f6a5818e4e03cd0dc55228bd6524349540878206f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8674359e7616e6aeca4250c4cd4ca0a9a329220ca83e1707dc4b45ad8a01391e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-09-09T15:44:50Z",
    "title_canon_sha256": "74b45370acaa506c073429ea2a54a1f2920e0e07cb9f19c5f16a178f968082c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.03944",
    "kind": "arxiv",
    "version": 1
  }
}