Pith Number

pith:M7J2UVZG

pith:2026:M7J2UVZGP2HEKW5OIDZ5GIGLZK

not attested not anchored not stored refs pending

Set-up and Characterisation of Atmospheric Boundary Layers in the 10'x5' Wind Tunnel

Kevin Gouder, Sita M. Nair

arxiv:2608.07764 v1 · 2026-08-07 · 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{M7J2UVZGP2HEKW5OIDZ5GIGLZK}

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	2026-08-11T00:15:53.913840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67d3aa57267e8e455bae40f3d320cbca9742871f7f4fe75bd7e6f9eb2e619215

Aliases

arxiv: 2608.07764 · arxiv_version: 2608.07764v1 · doi: 10.48550/arxiv.2608.07764 · pith_short_12: M7J2UVZGP2HE · pith_short_16: M7J2UVZGP2HEKW5O · pith_short_8: M7J2UVZG

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/M7J2UVZGP2HEKW5OIDZ5GIGLZK \
  | 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: 67d3aa57267e8e455bae40f3d320cbca9742871f7f4fe75bd7e6f9eb2e619215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ad810c8c7bee950e04f344888829918841602f2437dd9cc6fbfc53100eb2039",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-08-07T21:08:46Z",
    "title_canon_sha256": "0e8b9f86ec5552063ecf830772454c352180dbd4db11e04133f37303ab0d9da4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.07764",
    "kind": "arxiv",
    "version": 1
  }
}