Pith Number

pith:VR4E5A3I

pith:2023:VR4E5A3ICAWX25SUYTH7JSB6NK

not attested not anchored not stored refs pending

Resolved imaging of an extrasolar radiation belt around an ultracool dwarf

Amy J. Mioduszewski, Evgenya L. Shkolnik, Jackie Villadsen, Melodie M. Kao

arxiv:2302.12841 v2 · 2023-02-24 · astro-ph.EP · 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{VR4E5A3ICAWX25SUYTH7JSB6NK}

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	2026-07-05T07:55:44.427873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac784e8368102d7d7654c4cff4c83e6a80653e52b6df02e722142fc9c9f1951a

Aliases

arxiv: 2302.12841 · arxiv_version: 2302.12841v2 · doi: 10.48550/arxiv.2302.12841 · pith_short_12: VR4E5A3ICAWX · pith_short_16: VR4E5A3ICAWX25SU · pith_short_8: VR4E5A3I

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/VR4E5A3ICAWX25SUYTH7JSB6NK \
  | 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: ac784e8368102d7d7654c4cff4c83e6a80653e52b6df02e722142fc9c9f1951a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f983b5c6462336849917926e0c887098399fa2a256a146012c939de70586b0d8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-02-24T19:00:00Z",
    "title_canon_sha256": "f2af03c7b031e45c82e8074b677f833e604443b44be03bc5170590d2b1546d07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.12841",
    "kind": "arxiv",
    "version": 2
  }
}