Pith Number

pith:3X26KW6J

pith:2026:3X26KW6JXJIIWJ4JBV272YC5I2

not attested not anchored not stored refs pending

Testing the reliability of magnetic field strength measurements for M dwarfs

A. Hahlin, I. Amateis, O. Kochukhov

arxiv:2605.18151 v1 · 2026-05-18 · 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{3X26KW6JXJIIWJ4JBV272YC5I2}

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	2026-05-20T00:05:48.483722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddf5e55bc9ba508b27890d75fd605d46bfed473c625c2f5edd6ebb3e55f7d3f1

Aliases

arxiv: 2605.18151 · arxiv_version: 2605.18151v1 · doi: 10.48550/arxiv.2605.18151 · pith_short_12: 3X26KW6JXJII · pith_short_16: 3X26KW6JXJIIWJ4J · pith_short_8: 3X26KW6J

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/3X26KW6JXJIIWJ4JBV272YC5I2 \
  | 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: ddf5e55bc9ba508b27890d75fd605d46bfed473c625c2f5edd6ebb3e55f7d3f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc78306a935aa0dbed2a58bba78da82649471ec9ec2390c998510e6d257f86a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-05-18T09:55:53Z",
    "title_canon_sha256": "cac3915eb4bc9a62d27e803ff874fc71f717ab3648b770ca0f2f4b4169665c1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18151",
    "kind": "arxiv",
    "version": 1
  }
}