Pith Number

pith:A4OKVPVT

pith:2018:A4OKVPVT4KVOXQQTWFLUWAVCEH

not attested not anchored not stored refs pending

Multiscale preferential sweeping of particles settling in turbulence

Andrew D Bragg, Josin Tom

arxiv:1812.08830 v2 · 2018-12-20 · 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{A4OKVPVT4KVOXQQTWFLUWAVCEH}

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	2026-05-17T23:45:31.537935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

071caabeb3e2aaebc213b1574b02a221df76b1a0f110356ff4aae4dfbcf23ccd

Aliases

arxiv: 1812.08830 · arxiv_version: 1812.08830v2 · doi: 10.48550/arxiv.1812.08830 · pith_short_12: A4OKVPVT4KVO · pith_short_16: A4OKVPVT4KVOXQQT · pith_short_8: A4OKVPVT

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/A4OKVPVT4KVOXQQTWFLUWAVCEH \
  | 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: 071caabeb3e2aaebc213b1574b02a221df76b1a0f110356ff4aae4dfbcf23ccd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd42d055cf0e51f4cafe1a7c29983822f0612e06094c30b3f69ef1288588566c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-12-20T20:28:26Z",
    "title_canon_sha256": "b9a86668b2dc49a5fa111afb1dc2d81953d8c0819f4d3a73fe1aea9b793d7916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08830",
    "kind": "arxiv",
    "version": 2
  }
}