Pith Number

pith:2G2GXRRK

pith:2009:2G2GXRRKY4J4DKKFOBNRRPB4PS

not attested not anchored not stored refs pending

Helioseismic detection of deep meridional flow

Bradley W. Hindman, Douglas Gough

arxiv:0911.2013 v1 · 2009-11-10 · 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{2G2GXRRKY4J4DKKFOBNRRPB4PS}

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	2026-05-18T02:34:11.326704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1b46bc62ac713c1a945705b18bc3c7cb3b23e3dd2a036b501ae112e41f2753d

Aliases

arxiv: 0911.2013 · arxiv_version: 0911.2013v1 · doi: 10.48550/arxiv.0911.2013 · pith_short_12: 2G2GXRRKY4J4 · pith_short_16: 2G2GXRRKY4J4DKKF · pith_short_8: 2G2GXRRK

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/2G2GXRRKY4J4DKKFOBNRRPB4PS \
  | 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: d1b46bc62ac713c1a945705b18bc3c7cb3b23e3dd2a036b501ae112e41f2753d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d050dbb1ff8fb6dfe0d48da18e06391ebc97d779d23c70c1b2097b554cf7e1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-11-10T22:03:04Z",
    "title_canon_sha256": "00c2be918e9e1fc676e112e4fcb38015e172fe2dba4cc0c7385e103dda9e38ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2013",
    "kind": "arxiv",
    "version": 1
  }
}