Pith Number

pith:UJD366MI

pith:2018:UJD366MIRSFJYLLFEOABPQOIZT

not attested not anchored not stored refs pending

Explaining the variation of the meridional circulation with the solar cycle

Arnab Rai Choudhuri, Gopal Hazra

arxiv:1809.06600 v1 · 2018-09-18 · 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{UJD366MIRSFJYLLFEOABPQOIZT}

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	2026-05-17T23:55:19.756382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a247bf79888c8a9c2d65238017c1c8ccd407da1a8a650f21ed97ed77f45346ad

Aliases

arxiv: 1809.06600 · arxiv_version: 1809.06600v1 · doi: 10.48550/arxiv.1809.06600 · pith_short_12: UJD366MIRSFJ · pith_short_16: UJD366MIRSFJYLLF · pith_short_8: UJD366MI

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/UJD366MIRSFJYLLFEOABPQOIZT \
  | 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: a247bf79888c8a9c2d65238017c1c8ccd407da1a8a650f21ed97ed77f45346ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2526efe2be3c1935c1aa62660ad50a829d6df049866506995896d07e65786220",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-18T08:59:29Z",
    "title_canon_sha256": "ac0b16e4ad49283b40fcdf5b4018637dbe3f0a0b14b51197e63911c2ac5b5d52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06600",
    "kind": "arxiv",
    "version": 1
  }
}