Pith Number

pith:HH7Q3WGU

pith:2009:HH7Q3WGUMTSLMQ2ELZC77CJNCW

not attested not anchored not stored refs pending

Tayler instability of toroidal magnetic fields in MHD Taylor-Couette flows

G. Ruediger, M. Schultz

arxiv:0903.3831 v1 · 2009-03-23 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HH7Q3WGUMTSLMQ2ELZC77CJNCW}

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	2026-05-18T02:14:26.639059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39ff0dd8d464e4b643445e45ff892d159f009421ba502a81ae40a8c8c8bf2880

Aliases

arxiv: 0903.3831 · arxiv_version: 0903.3831v1 · doi: 10.48550/arxiv.0903.3831 · pith_short_12: HH7Q3WGUMTSL · pith_short_16: HH7Q3WGUMTSLMQ2E · pith_short_8: HH7Q3WGU

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/HH7Q3WGUMTSLMQ2ELZC77CJNCW \
  | 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: 39ff0dd8d464e4b643445e45ff892d159f009421ba502a81ae40a8c8c8bf2880

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36d143769e049d39258b82acc4d59470961ff12da8ac63e9912e1aaba0d0a985",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-23T11:08:36Z",
    "title_canon_sha256": "8e18ab7edd42320eafad08f472b7e2faa7efc79159010d54a289f9c8422ae0d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3831",
    "kind": "arxiv",
    "version": 1
  }
}