Pith Number

pith:4L4O6O3G

pith:2026:4L4O6O3G25RARPO6XX26WJVXD2

not attested not anchored not stored refs pending

Ultimate regime in Rayleigh-Darcy Convection

Anikesh Pal, Garima Varshney, Narsimha Reddy Rapaka

arxiv:2606.13505 v1 · 2026-06-11 · 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{4L4O6O3G25RARPO6XX26WJVXD2}

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	2026-06-12T01:10:07.318204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2f8ef3b66d76208bddebdf5eb26b71eb10eb48a763c8c042a4d8e86e358fa03

Aliases

arxiv: 2606.13505 · arxiv_version: 2606.13505v1 · doi: 10.48550/arxiv.2606.13505 · pith_short_12: 4L4O6O3G25RA · pith_short_16: 4L4O6O3G25RARPO6 · pith_short_8: 4L4O6O3G

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/4L4O6O3G25RARPO6XX26WJVXD2 \
  | 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: e2f8ef3b66d76208bddebdf5eb26b71eb10eb48a763c8c042a4d8e86e358fa03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e4eeb392d0071255c4619a9d41bb4184be4fe16dcdd3239dbbd4a0a60b0a0ec",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2026-06-11T15:53:31Z",
    "title_canon_sha256": "c25e08da99bfac154b690de68a3275d2e4fc8fbfe19f792b69e9bafa3de55611"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.13505",
    "kind": "arxiv",
    "version": 1
  }
}