Pith Number

pith:2LTSKK4C

pith:2018:2LTSKK4C7ZZ4BNYQWDOWEOI36Q

not attested not anchored not stored refs pending

Prandtl-Number Effects in High-Rayleigh-Number Spherical Convection

Bradley W. Hindman, Michael A. Calkins, Nicholas A. Featherstone, Ryan J. Orvedahl

arxiv:1803.07035 v1 · 2018-03-19 · astro-ph.SR · 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{2LTSKK4C7ZZ4BNYQWDOWEOI36Q}

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	2026-05-18T00:20:21.611134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2e7252b82fe73c0b710b0dd62391bf41b894ccd875c52186991bff4d5ad6d21

Aliases

arxiv: 1803.07035 · arxiv_version: 1803.07035v1 · doi: 10.48550/arxiv.1803.07035 · pith_short_12: 2LTSKK4C7ZZ4 · pith_short_16: 2LTSKK4C7ZZ4BNYQ · pith_short_8: 2LTSKK4C

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/2LTSKK4C7ZZ4BNYQWDOWEOI36Q \
  | 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: d2e7252b82fe73c0b710b0dd62391bf41b894ccd875c52186991bff4d5ad6d21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e4dba422ab29b22589be710e3a60dadd4fed3efb1bdb32c9f9da8a9dec10bc3",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-19T16:53:34Z",
    "title_canon_sha256": "6b8b6cf4b9a7ef2c10483678d7dc11a22820a069696ccf823a558a04aa958cb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07035",
    "kind": "arxiv",
    "version": 1
  }
}