Pith Number

pith:Y3HNYUKH

pith:2007:Y3HNYUKHZP5YACZCJMYJWG66NV

not attested not anchored not stored refs pending

LBT Discovery of a Yellow Supergiant Eclipsing Binary in the Dwarf Galaxy Holmberg IX

A. Baruffolo, C. De Santis, C. S. Kochanek, D. J. Thompson, D. R. Weisz, E. Giallongo, J. Bechtold, J. L. Prieto, J. M. Hill, K. Z. Stanek, P. M. Garnavich, R. M. Wagner, R. Ragazzoni, R. Speziali, R. W. Pogge, S. Gallozzi, V. Burwitz

arxiv:0709.2376 v2 · 2007-09-15 · 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{Y3HNYUKHZP5YACZCJMYJWG66NV}

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	2026-05-18T02:35:30.392767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6cedc5147cbfb800b224b309b1bde6d78349b5d1ea3229d41309602e305c768

Aliases

arxiv: 0709.2376 · arxiv_version: 0709.2376v2 · doi: 10.48550/arxiv.0709.2376 · pith_short_12: Y3HNYUKHZP5Y · pith_short_16: Y3HNYUKHZP5YACZC · pith_short_8: Y3HNYUKH

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/Y3HNYUKHZP5YACZCJMYJWG66NV \
  | 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: c6cedc5147cbfb800b224b309b1bde6d78349b5d1ea3229d41309602e305c768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "228b4c754c6a55b1c50f7d92dea7dac2b7e54d65da235b2e9bb7ec078e3eabff",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-15T18:54:46Z",
    "title_canon_sha256": "995125307fa80b9c0ef452b041ec68044fc81baa41baba463e2297d1ca7cd812"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.2376",
    "kind": "arxiv",
    "version": 2
  }
}