Pith Number

pith:KNI7JOG5

pith:2017:KNI7JOG54RBLAJJDF5YBFAF74D

not attested not anchored not stored refs pending

Deciphering Solar Magnetic Activity: Spotting Solar Cycle 25

Robert J. Leamon, Scott W. McIntosh

arxiv:1702.04414 v1 · 2017-02-14 · 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{KNI7JOG54RBLAJJDF5YBFAF74D}

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	2026-05-18T00:50:41.784743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5351f4b8dde442b025232f701280bfe0c0c030b9dcb0420d0440e32626a1c3b8

Aliases

arxiv: 1702.04414 · arxiv_version: 1702.04414v1 · doi: 10.48550/arxiv.1702.04414 · pith_short_12: KNI7JOG54RBL · pith_short_16: KNI7JOG54RBLAJJD · pith_short_8: KNI7JOG5

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/KNI7JOG54RBLAJJDF5YBFAF74D \
  | 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: 5351f4b8dde442b025232f701280bfe0c0c030b9dcb0420d0440e32626a1c3b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "becca0fc6accd8ca74af621cffe2bf32e2804ecaed0c626975ef89fec11f6c99",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-02-14T22:55:19Z",
    "title_canon_sha256": "ee7d2f2556a7e418407d7e7fcc9a791c6e85d045f1cffb52187c952153963be0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04414",
    "kind": "arxiv",
    "version": 1
  }
}