Pith Number

pith:IYS3Q55B

pith:2026:IYS3Q55BNQZ663UTN2DY67SAAZ

not attested not anchored not stored refs pending

Deep MUSE observations of SNR 0509-67.5 reveal a double degenerate merger progenitor

Ashley Ruiter, Brian P. Schmidt, Friedrich K. Roepke, Gilles Ferrand, Ivo R. Seitenzahl, Priyam Das, Rudiger Pakmor, Simon J. Murphy

arxiv:2608.11978 v1 · 2026-08-12 · 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{IYS3Q55BNQZ663UTN2DY67SAAZ}

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	2026-08-13T01:29:09.660767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4625b877a16c33ef6e936e878f7e4006538fc90533ac8044f1317e997fb44510

Aliases

arxiv: 2608.11978 · arxiv_version: 2608.11978v1 · doi: 10.48550/arxiv.2608.11978 · pith_short_12: IYS3Q55BNQZ6 · pith_short_16: IYS3Q55BNQZ663UT · pith_short_8: IYS3Q55B

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/IYS3Q55BNQZ663UTN2DY67SAAZ \
  | 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: 4625b877a16c33ef6e936e878f7e4006538fc90533ac8044f1317e997fb44510

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb86362efd54ef9625ccdf3df925c9f0ac0f00c2761583efe44ca3929cbac9c1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-08-12T12:09:03Z",
    "title_canon_sha256": "d6632fd5260fe28194b750ac8e43464383b4bfff314c819989884ca08e4be5c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.11978",
    "kind": "arxiv",
    "version": 1
  }
}