Pith Number

pith:TYAOEC74

pith:2007:TYAOEC747U257N6QFF2KWBBKM6

not attested not anchored not stored refs pending

On the Rayleigh theorem for inflectional velocity instability of inviscid flows

Hua-Shu Dou

arxiv:0707.1775 v2 · 2007-07-12 · physics.flu-dyn · physics.class-ph · physics.geo-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYAOEC747U257N6QFF2KWBBKM6}

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	2026-05-18T04:09:15.607159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e00e20bfcfd35dfb7d02974ab042a67901394d6dddda6828d2793ebac9a4521

Aliases

arxiv: 0707.1775 · arxiv_version: 0707.1775v2 · doi: 10.48550/arxiv.0707.1775 · pith_short_12: TYAOEC747U25 · pith_short_16: TYAOEC747U257N6Q · pith_short_8: TYAOEC74

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/TYAOEC747U257N6QFF2KWBBKM6 \
  | 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: 9e00e20bfcfd35dfb7d02974ab042a67901394d6dddda6828d2793ebac9a4521

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f397fc741beefb2d24d264a1aa2a53d1f2cd4a1776b409a12b1fc4882c5d9974",
    "cross_cats_sorted": [
      "physics.class-ph",
      "physics.geo-ph"
    ],
    "license": "",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2007-07-12T11:58:43Z",
    "title_canon_sha256": "ae7e7d763f80a0cb9bacc71c47fde2aebd2913327e9f9a6395f90e7f99603c31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1775",
    "kind": "arxiv",
    "version": 2
  }
}