Pith Number

pith:GFQ3LNAT

pith:2021:GFQ3LNATP3IDMM7OD5PDIJIBEM

not attested not anchored not stored refs pending

Improved Measurements of the Sun's Meridional Flow and Torsional Oscillation from Correlation tracking on MDI \& HMI magnetograms

Andr\'es Mu\~noz-Jaramillo, David H. Hathaway, Petrus C. Martens, Sushant S. Mahajan

arxiv:2107.07731 v1 · 2021-07-16 · astro-ph.SR · astro-ph.IM · physics.data-an · physics.plasm-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFQ3LNATP3IDMM7OD5PDIJIBEM}

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	2026-07-05T03:12:10.783740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3161b5b4137ed03633ee1f5e3425012325adb16a4c334c018d8af8dc375bb393

Aliases

arxiv: 2107.07731 · arxiv_version: 2107.07731v1 · doi: 10.48550/arxiv.2107.07731 · pith_short_12: GFQ3LNATP3ID · pith_short_16: GFQ3LNATP3IDMM7O · pith_short_8: GFQ3LNAT

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/GFQ3LNATP3IDMM7OD5PDIJIBEM \
  | 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: 3161b5b4137ed03633ee1f5e3425012325adb16a4c334c018d8af8dc375bb393

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c7eeeadd3014bf3184e1628a68092b61abb69f0c533102ebbfa0771f3a6c86a",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.data-an",
      "physics.plasm-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-07-16T07:04:03Z",
    "title_canon_sha256": "9464e55b35e5662d0d2cda469904054dd663e4690f1c6cc22e74c0d1a882408c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.07731",
    "kind": "arxiv",
    "version": 1
  }
}