Pith Number

pith:MXHAROXP

pith:2021:MXHAROXP665VUZHFOVI7SM66P4

not attested not anchored not stored refs pending

Onset of vortex shedding around a short cylinder

2), (2) Department of Mechanical Engineering, China, Mengqi Zhang (2) ((1) School of Mechanical Engineering, Nanjing University of science, National University of Singapore, Singapore), Technology, Yongliang Yang (1, Zhe Feng (2)

arxiv:2111.07356 v1 · 2021-11-14 · 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{MXHAROXP665VUZHFOVI7SM66P4}

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	2026-07-05T06:22:56.937421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65ce08baeff7bb5a64e57551f933de7f2aacd4d80f4db6a92f3a480f72857d57

Aliases

arxiv: 2111.07356 · arxiv_version: 2111.07356v1 · doi: 10.48550/arxiv.2111.07356 · pith_short_12: MXHAROXP665V · pith_short_16: MXHAROXP665VUZHF · pith_short_8: MXHAROXP

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/MXHAROXP665VUZHFOVI7SM66P4 \
  | 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: 65ce08baeff7bb5a64e57551f933de7f2aacd4d80f4db6a92f3a480f72857d57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11bf99db74b9b63f2ea4dd0d619e605ece273cf89654e9b620bd8b7521a015cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-11-14T14:29:52Z",
    "title_canon_sha256": "7b64c0f6ba08102ed9dbc2682025d9a7969235ac95ab8e6bec9e14aa480f5493"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.07356",
    "kind": "arxiv",
    "version": 1
  }
}