Pith Number

pith:ZZW4W2HI

pith:2025:ZZW4W2HIO34ZXW6NUYJ6GF3OXY

not attested not anchored not stored refs pending

A 70 pc-Diameter Nova Super-remnant Surrounding the Recurrent Nova RS Ophiuchi

Alexandra Masegian, Alexei Kniazev, David Valls-Gabaud, David Zurek, Frederick M. Walter, James T. Garland, Joanna Mikolajewska, John K. Webb, Kenneth M. Lanzetta, Lee Townsend, Michael M. Shara, Stefan Gromoll

arxiv:2505.09510 v1 · 2025-05-14 · astro-ph.SR · astro-ph.GA · 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{ZZW4W2HIO34ZXW6NUYJ6GF3OXY}

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	2026-07-05T11:03:09.747432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce6dcb68e876f99bdbcda613e3176ebe332a07f01d1d207a05cb3bf779af0d6b

Aliases

arxiv: 2505.09510 · arxiv_version: 2505.09510v1 · doi: 10.48550/arxiv.2505.09510 · pith_short_12: ZZW4W2HIO34Z · pith_short_16: ZZW4W2HIO34ZXW6N · pith_short_8: ZZW4W2HI

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/ZZW4W2HIO34ZXW6NUYJ6GF3OXY \
  | 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: ce6dcb68e876f99bdbcda613e3176ebe332a07f01d1d207a05cb3bf779af0d6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20c15d0d3509136f20e117967f50a07ad3f33edb1e8582d6003470d4fe41919f",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-05-14T16:02:39Z",
    "title_canon_sha256": "45f00b492251e847817c2fe8494d1aae5bd2938e8b8cbf5f53459b5d3d6555c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.09510",
    "kind": "arxiv",
    "version": 1
  }
}