Pith Number

pith:73UO4II6

pith:2009:73UO4II6DK3UWKVLQIS4UMQSFE

not attested not anchored not stored refs pending

The Expanding Nebular Remnant of the Recurrent Nova RS Ophiuchi (2006): II. Modeling of Combined Hubble Space Telescope Imaging and Ground-based Spectroscopy

(10) Arizona State University, (2) University of Manchester, (3) Universidad Nacional Aut\'onoma de M\'exico, (4) Space Telescope Science Institute, (5) Instituto Nacional de Astrof\'isica \'Optica y Electr\'onica, (6) Universidad de Guanjuato, (7) Keele University, (8) University of Central Lancashire, 9), (9) Max-Planck-Institut f\"ur Radioastronomie, A. Evans (7), A. M. Newsam (1), D. J. Harman (1), Germany, G. Tovmassian (3), H. E. Bond (4), J. Bohigas (3), J. Le\'on-Tavares (5, J. M. Echevarr\'ia (3), M\'exico, M. F. Bode (1), M. G. Richer (3), M. J. Darnley (1), R. Costero (3), R. Coziol (6), S. P. S. Eyres (8), S. Starrfield (10), S. V. Zharikov (3) ((1) Liverpool John Moores University, T. J. O'Brien (2), UK, USA, USA), V. A. R. M. Ribeiro (1), V. H. Chavushyan (5)

arxiv:0908.2704 v2 · 2009-08-19 · 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{73UO4II6DK3UWKVLQIS4UMQSFE}

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	2026-05-18T02:47:53.326007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fee8ee211e1ab74b2aab8225ca3212293821f07329b167ae78d49302171fa221

Aliases

arxiv: 0908.2704 · arxiv_version: 0908.2704v2 · doi: 10.48550/arxiv.0908.2704 · pith_short_12: 73UO4II6DK3U · pith_short_16: 73UO4II6DK3UWKVL · pith_short_8: 73UO4II6

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/73UO4II6DK3UWKVLQIS4UMQSFE \
  | 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: fee8ee211e1ab74b2aab8225ca3212293821f07329b167ae78d49302171fa221

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9699b19b50e6965ab78a212b82dee5545c57c52b3e9f57fd76e654ad447ed66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-19T15:03:27Z",
    "title_canon_sha256": "43534c67e476e31308875b8b3e60358d42dd640acc56ef6c1a656b53be55cf76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2704",
    "kind": "arxiv",
    "version": 2
  }
}