Pith Number

pith:B4LNHHYW

pith:2009:B4LNHHYWQCEBNGZCMJ2XWYHBXB

not attested not anchored not stored refs pending

Wave Properties of Isothermal Magneto-Rotational Fluids

M. Sharif, Umber Sheikh

arxiv:0908.4199 v1 · 2009-08-28 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4LNHHYWQCEBNGZCMJ2XWYHBXB}

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	2026-05-18T02:12:13.401611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f16d39f168088169b2262757b60e1b8784dcf256abe6debb53f740e02a34b95

Aliases

arxiv: 0908.4199 · arxiv_version: 0908.4199v1 · doi: 10.48550/arxiv.0908.4199 · pith_short_12: B4LNHHYWQCEB · pith_short_16: B4LNHHYWQCEBNGZC · pith_short_8: B4LNHHYW

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/B4LNHHYWQCEBNGZCMJ2XWYHBXB \
  | 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: 0f16d39f168088169b2262757b60e1b8784dcf256abe6debb53f740e02a34b95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ee2df6d92a333b60f51dd462ef6197ae574684ad7ba112898552cbbfe191d81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-08-28T08:29:20Z",
    "title_canon_sha256": "fb799a0b687195c9fb74d0b3f6836945b8fd562df007e95c87a9e5d9120977bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4199",
    "kind": "arxiv",
    "version": 1
  }
}