Pith Number

pith:MELAI6NH

pith:2003:MELAI6NHRQKKD5BJX7K56A33FZ

not attested not anchored not stored refs pending

Spin up in RX J0806+15 - the shortest period binary

Arto Jarvinen, Gavin Ramsay, Kinwah Wu, Linnea Hjalmarsdotter, Mark Cropper, Pasi Hakala, Silva Jarvinen

arxiv:astro-ph/0305283 v1 · 2003-05-15 · 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{MELAI6NHRQKKD5BJX7K56A33FZ}

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	2026-07-04T16:37:08.822066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61160479a78c14a1f429bfd5df037b2e7cc5a45d2dfc724901545e033b6dda7f

Aliases

arxiv: astro-ph/0305283 · arxiv_version: astro-ph/0305283v1 · doi: 10.48550/arxiv.astro-ph/0305283 · pith_short_12: MELAI6NHRQKK · pith_short_16: MELAI6NHRQKKD5BJ · pith_short_8: MELAI6NH

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/MELAI6NHRQKKD5BJX7K56A33FZ \
  | 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: 61160479a78c14a1f429bfd5df037b2e7cc5a45d2dfc724901545e033b6dda7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c55474caf33229bfac7fcbccb23e14d0b771f9429e6a89d0a8f712397d2a91",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-05-15T17:08:42Z",
    "title_canon_sha256": "6672b9c60520a51b71b37700d04f91adadc3833d7fbdbc9e9eb5826f5fb2d17e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0305283",
    "kind": "arxiv",
    "version": 1
  }
}