Pith Number

pith:N6H7Z6PI

pith:2022:N6H7Z6PIIMIGXCVELS6PK3KWRO

not attested not anchored not stored refs pending

A dense $\mathbf{0.1 M_{\rm \odot}}$ star in a 51-minute orbital period eclipsing binary

Andrew J. Drake, Boris T. G\"ansicke, Deepto Chakrabarty, Eric C. Bellm, Erin Kara, Frank J. Masci, Ilaria Caiazzo, Jan van Roestel, Jim Fuller, Kareem El-Badry, Kevin B. Burdge, Matthew J. Graham, Pablo Rodr\'iguez-Gil, Przemek Mr\'oz, Reed Riddle, Richard G. Dekany, Robert A. Simcoe, Roger M. Smith, Russ R. Laher, Saul Rappaport, S. P. Littlefair, S. R. Kulkarni, Steven L. Groom, Thomas A. Prince, Thomas R. Marsh, V. S. Dhillon, Warren R. Brown

arxiv:2210.01809 v1 · 2022-10-04 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N6H7Z6PIIMIGXCVELS6PK3KWRO}

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	2026-07-05T05:05:10.188218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f8ffcf9e843106b8aa45cbcf56d568b83fa03c4ba06de00848f39eacbaff162

Aliases

arxiv: 2210.01809 · arxiv_version: 2210.01809v1 · doi: 10.48550/arxiv.2210.01809 · pith_short_12: N6H7Z6PIIMIG · pith_short_16: N6H7Z6PIIMIGXCVE · pith_short_8: N6H7Z6PI

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/N6H7Z6PIIMIGXCVELS6PK3KWRO \
  | 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: 6f8ffcf9e843106b8aa45cbcf56d568b83fa03c4ba06de00848f39eacbaff162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1ad0de8862b8677781ee311cd2acd6e44ab439d6d1d27c4376682705250d164",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-10-04T18:00:00Z",
    "title_canon_sha256": "8cf350f3c7b162521d848a9c6c1da9552863714f62cbee7712a7557b44411c55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.01809",
    "kind": "arxiv",
    "version": 1
  }
}