Pith Number

pith:7GI6AG5P

pith:2005:7GI6AG5PRYXWLADLSMRDZKQHUS

not attested not anchored not stored refs pending

The signature of laminar instabilities in the zone of transition to turbulence

N. Vinod, Rama Govindarajan

arxiv:physics/0504222 v2 · 2005-04-29 · 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{7GI6AG5PRYXWLADLSMRDZKQHUS}

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	2026-07-05T02:12:17.392484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f991e01baf8e2f65806b93223caa07a4930ac102732ac328523f069ba77afa5e

Aliases

arxiv: physics/0504222 · arxiv_version: physics/0504222v2 · doi: 10.48550/arxiv.physics/0504222 · pith_short_12: 7GI6AG5PRYXW · pith_short_16: 7GI6AG5PRYXWLADL · pith_short_8: 7GI6AG5P

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/7GI6AG5PRYXWLADLSMRDZKQHUS \
  | 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: f991e01baf8e2f65806b93223caa07a4930ac102732ac328523f069ba77afa5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3823caf5256be1efa936dd5990582ec0c4bd4a308e80204d0a00fa12ab039dd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2005-04-29T08:29:37Z",
    "title_canon_sha256": "9a4fe0f69a26420eb1c869ce43c25eb069c5d1e0f09ed75697468043c3acddf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0504222",
    "kind": "arxiv",
    "version": 2
  }
}