Pith Number

pith:JV4RHJN3

pith:2009:JV4RHJN3ZEMULXUATZVGI2N4ZX

not attested not anchored not stored refs pending

Measuring Meridional Circulation in the Sun

jr, Shravan M. Hanasoge, Thomas L. Duvall

arxiv:0905.3132 v1 · 2009-05-19 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JV4RHJN3ZEMULXUATZVGI2N4ZX}

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	2026-05-18T03:48:02.592129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d7913a5bbc91945de809e6a6469bccde09e35ab94399664899c2f21e7f81352

Aliases

arxiv: 0905.3132 · arxiv_version: 0905.3132v1 · doi: 10.48550/arxiv.0905.3132 · pith_short_12: JV4RHJN3ZEMU · pith_short_16: JV4RHJN3ZEMULXUA · pith_short_8: JV4RHJN3

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/JV4RHJN3ZEMULXUATZVGI2N4ZX \
  | 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: 4d7913a5bbc91945de809e6a6469bccde09e35ab94399664899c2f21e7f81352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1b9dc9f66a6c3acbb4d10b83bae66ea7f43c917683d920f28385b45d03b7ebf",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-05-19T15:20:29Z",
    "title_canon_sha256": "dacb39322ec99ebf8010797e592657307a9c14f4f181b0111a7c2b8caa343f2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3132",
    "kind": "arxiv",
    "version": 1
  }
}