Pith Number

pith:GNJLWARB

pith:2025:GNJLWARBPCLTL7AHA4F6JIM45Q

not attested not anchored not stored refs pending

Confirmation of a ring structure in the disk around MP Mus (PDS 66) with ALMA Band 7 observations

Alejandro Santamar\'ia-Miranda, \'Alvaro Ribas, Aurora Aguayo, Claudio Caceres, Daniela Rojas Bozza, D. Annie Dickson-Vandervelde, H\'ector C\'anovas, Joel H. Kastner, Lucas A. Cieza, Matthias R. Schreiber, Sebasti\'an P\'erez, William Grimble, Zhen Guo

arxiv:2504.17978 v1 · 2025-04-24 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNJLWARBPCLTL7AHA4F6JIM45Q}

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	2026-07-05T11:23:10.012650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3352bb0221789735fc07070be4a19cec0578fb04546fb4719b5e0441adfb6d68

Aliases

arxiv: 2504.17978 · arxiv_version: 2504.17978v1 · doi: 10.48550/arxiv.2504.17978 · pith_short_12: GNJLWARBPCLT · pith_short_16: GNJLWARBPCLTL7AH · pith_short_8: GNJLWARB

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/GNJLWARBPCLTL7AHA4F6JIM45Q \
  | 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: 3352bb0221789735fc07070be4a19cec0578fb04546fb4719b5e0441adfb6d68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76fe7a1529b8963a55e12f5303a8de7c86ead0885aba5c2be447f9bda5799cf1",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-04-24T23:16:40Z",
    "title_canon_sha256": "23b6391558ad9ca24f34b177d60d83de93cab812858aae568212589bf17c693e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.17978",
    "kind": "arxiv",
    "version": 1
  }
}