Pith Number

pith:GAJJ3VT4

pith:2018:GAJJ3VT4RNEYN5NCHYS6UNQVAY

not attested not anchored not stored refs pending

Eclipsing binaries in the open cluster Ruprecht 147. I: EPIC 219394517

(2) Columbia Univ., (3) Univ. of Texas at Austin, 4), (4) NASA Sagan Fellow), Aaron Rizzuto (3) ((1) CfA, Adam L. Kraus (3), Andrew Vanderburg (3, Guillermo Torres (1), Jason L. Curtis (2)

arxiv:1808.07482 v1 · 2018-08-22 · 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{GAJJ3VT4RNEYN5NCHYS6UNQVAY}

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	2026-05-18T00:02:31.083981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30129dd67c8b4986f5a23e25ea36150614d294a73968352882b2b07b01f96071

Aliases

arxiv: 1808.07482 · arxiv_version: 1808.07482v1 · doi: 10.48550/arxiv.1808.07482 · pith_short_12: GAJJ3VT4RNEY · pith_short_16: GAJJ3VT4RNEYN5NC · pith_short_8: GAJJ3VT4

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/GAJJ3VT4RNEYN5NCHYS6UNQVAY \
  | 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: 30129dd67c8b4986f5a23e25ea36150614d294a73968352882b2b07b01f96071

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29d63d8b82f346252a36cbb9296064e53549bc9d5fdb21ac9e532482e581c0e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-08-22T18:00:00Z",
    "title_canon_sha256": "0eafe32d280441db26af41f64f2a0a7612df4cd1353fea4d0e8979683ded9127"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07482",
    "kind": "arxiv",
    "version": 1
  }
}