Pith Number

pith:F3ECFJ2F

pith:2010:F3ECFJ2FC6TUUT53SWM2IQCGN7

not attested not anchored not stored refs pending

Latitude of Ephemeral Regions as Indicator of Strength of Solar Cycles

Alexei A. Pevtsov, Andrey G. Tlatov

arxiv:1008.0185 v1 · 2010-08-01 · 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{F3ECFJ2FC6TUUT53SWM2IQCGN7}

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	2026-05-18T04:10:47.169708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ec822a74517a74a4fbb9599a440466fe4d69978101cdc9c79e0c06d50416d2f

Aliases

arxiv: 1008.0185 · arxiv_version: 1008.0185v1 · doi: 10.48550/arxiv.1008.0185 · pith_short_12: F3ECFJ2FC6TU · pith_short_16: F3ECFJ2FC6TUUT53 · pith_short_8: F3ECFJ2F

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/F3ECFJ2FC6TUUT53SWM2IQCGN7 \
  | 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: 2ec822a74517a74a4fbb9599a440466fe4d69978101cdc9c79e0c06d50416d2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65d08d317189aca44e14d9194d9d17612d57f8f29688e7df48e91c407e6b1c30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-08-01T16:26:09Z",
    "title_canon_sha256": "e5388962cda4d80d1807c8593abac7cdb2f22b375d8ae23031f10501e7c1fd1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.0185",
    "kind": "arxiv",
    "version": 1
  }
}