Pith Number

pith:QS7A7DON

pith:2009:QS7A7DONATLSJ5FCG5R2BSZAVR

not attested not anchored not stored refs pending

Convection Theory and Sub-photospheric Stratification

Casey Meakin, Patrick A. Young, W. David Arnett

arxiv:0910.0821 v1 · 2009-10-05 · 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{QS7A7DONATLSJ5FCG5R2BSZAVR}

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	2026-05-18T02:34:20.136522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84be0f8dcd04d724f4a23763a0cb20ac6904a5abfc6f0add46be20deef5023c7

Aliases

arxiv: 0910.0821 · arxiv_version: 0910.0821v1 · doi: 10.48550/arxiv.0910.0821 · pith_short_12: QS7A7DONATLS · pith_short_16: QS7A7DONATLSJ5FC · pith_short_8: QS7A7DON

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/QS7A7DONATLSJ5FCG5R2BSZAVR \
  | 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: 84be0f8dcd04d724f4a23763a0cb20ac6904a5abfc6f0add46be20deef5023c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "082ecb56c67599a6e112be7d8a919bce2b05ededf3efa60cde70ff6867c9ed9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-10-05T18:39:58Z",
    "title_canon_sha256": "17a06975c12afea66b3caf9c155ce8c4a5db33fc02e10b2b2d73d161f9d36eb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0821",
    "kind": "arxiv",
    "version": 1
  }
}