Pith Number

pith:YQ7N3MT6

pith:2000:YQ7N3MT6FA2TKDKZ6AAVUSITHS

not attested not anchored not stored refs pending

Possible solar cycle variations in the convection zone

H. M. Antia, Sarbani Basu

arxiv:astro-ph/0001444 v1 · 2000-01-26 · astro-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{YQ7N3MT6FA2TKDKZ6AAVUSITHS}

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	2026-05-18T01:40:48.401199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c43eddb27e2835350d59f0015a49133c92c495c5ffbfdd72de335d7100426355

Aliases

arxiv: astro-ph/0001444 · arxiv_version: astro-ph/0001444v1 · doi: 10.48550/arxiv.astro-ph/0001444 · pith_short_12: YQ7N3MT6FA2T · pith_short_16: YQ7N3MT6FA2TKDKZ · pith_short_8: YQ7N3MT6

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/YQ7N3MT6FA2TKDKZ6AAVUSITHS \
  | 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: c43eddb27e2835350d59f0015a49133c92c495c5ffbfdd72de335d7100426355

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2815ad8d15f79d29c8d5b5b9bda0096f2708c7f58198dba82837eb7fe5006445",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-01-26T01:09:21Z",
    "title_canon_sha256": "cbc6d064d1659178ede619f35affad6b83dfe08f06efdaf4b0396e75687a48a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0001444",
    "kind": "arxiv",
    "version": 1
  }
}