Pith Number

pith:KEB2P5W3

pith:2016:KEB2P5W3ZWHSVQUOSVL7X6Y23F

not attested not anchored not stored refs pending

Reduced particle settling speed in turbulence

Francesco Picano, Gaetano Sardina, Luca Brandt, Walter Fornari

arxiv:1608.08549 v2 · 2016-08-30 · 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{KEB2P5W3ZWHSVQUOSVL7X6Y23F}

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	2026-05-18T00:56:30.687242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5103a7f6dbcd8f2ac28e9557fbfb1ad9419326dda796f9ed25fcfbf4d09c87c3

Aliases

arxiv: 1608.08549 · arxiv_version: 1608.08549v2 · doi: 10.48550/arxiv.1608.08549 · pith_short_12: KEB2P5W3ZWHS · pith_short_16: KEB2P5W3ZWHSVQUO · pith_short_8: KEB2P5W3

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/KEB2P5W3ZWHSVQUOSVL7X6Y23F \
  | 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: 5103a7f6dbcd8f2ac28e9557fbfb1ad9419326dda796f9ed25fcfbf4d09c87c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92a67cc4d5467b7284434f6f3bccb9a16b7531662b2806bbe173c2ebf74563c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2016-08-30T16:33:41Z",
    "title_canon_sha256": "1585ad9ee5abf87514bca213c740b199efeb96d48bbff243aaa1faee8fbd6ae8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.08549",
    "kind": "arxiv",
    "version": 2
  }
}