Pith Number

pith:XSM5M6UF

pith:2021:XSM5M6UF5VTT4KBQ36EAW2P23S

not attested not anchored not stored refs pending

Once in a blue stream: Detection of recent star formation in the NGC 7241 stellar stream with MEGARA

Adam Block, Africa Castillo-Morales, Ana Perez-Calpena, Armando Gil de Paz, David Martinez-Delgado, Denis Erkal, Dmitry Makarov, Dustin Lang, Esperanza Carrasco, Evgenii Rubtsov, Giuseppe Donatiello, Jesus Gallego, Jorge Iglesias-Paramo, Juan Miro-Carretero, Karina T. Voggel, M. Angeles Gomez-Flechoso, Maria Luisa Garcia-Vargas, Mohammad Akhlaghi, Nicolas Cardiel, Pedro Gomez-Alvarez, Ryan Leaman, Samane Raji, Santi Roca-Fabrega, Sarah Pearson, Sergio Pascual, Walter Boschin

arxiv:2112.07029 v3 · 2021-12-13 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSM5M6UF5VTT4KBQ36EAW2P23S}

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	2026-07-05T07:24:17.519222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc99d67a85ed673e2830df880b69fadcab77cad2aa5fea1c8435c60a7a876702

Aliases

arxiv: 2112.07029 · arxiv_version: 2112.07029v3 · doi: 10.48550/arxiv.2112.07029 · pith_short_12: XSM5M6UF5VTT · pith_short_16: XSM5M6UF5VTT4KBQ · pith_short_8: XSM5M6UF

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/XSM5M6UF5VTT4KBQ36EAW2P23S \
  | 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: bc99d67a85ed673e2830df880b69fadcab77cad2aa5fea1c8435c60a7a876702

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5654a64683b9117be756d1f264812c3fc7b9f76a8d365e090629f7201d6c04d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-12-13T21:32:48Z",
    "title_canon_sha256": "b33f007f9686b0dffbd1679c3234b55749fc854faf9cc01d6d9605acea0b117d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07029",
    "kind": "arxiv",
    "version": 3
  }
}