Pith Number

pith:KOKNEPIX

pith:2022:KOKNEPIXFAWNLLXKNQ5QH774L5

not attested not anchored not stored refs pending

Precursors of the RNA-world in space: Detection of ($Z$)-1,2-ethenediol in the interstellar medium, a key intermediate in sugar formation

\'Alvaro L\'opez-Gallifa, Andr\'es Meg\'ias, Antonio Mart\'inez-Henares, Bel\'en Tercero, Cristina Puzzarini, Fernando Rico-Villas, Francesca Tonolo, Izaskun Jim\'enez-Serra, Jean-Claude Guillemin, Jes\'us Mart\'in-Pintado, Juan Garc\'ia de la Concepci\'on, Laura Colzi, Luca Bizzocchi, Luca Dore, Mattia Melosso, Miguel A. Requena-Torres, Pablo de Vicente, Sarah Massalkhi, Sergio Mart\'in, Shaoshan Zeng, Silvia Alessandrini, V\'ictor M. Rivilla, Vincenzo Barone

arxiv:2203.14728 v2 · 2022-03-28 · astro-ph.GA · astro-ph.EP · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KOKNEPIXFAWNLLXKNQ5QH774L5}

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	2026-07-05T04:16:04.375727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5394d23d17282cd5aeea6c3b03fffc5f5e2e70e3be552d17d70ced8518106b0b

Aliases

arxiv: 2203.14728 · arxiv_version: 2203.14728v2 · doi: 10.48550/arxiv.2203.14728 · pith_short_12: KOKNEPIXFAWN · pith_short_16: KOKNEPIXFAWNLLXK · pith_short_8: KOKNEPIX

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/KOKNEPIXFAWNLLXKNQ5QH774L5 \
  | 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: 5394d23d17282cd5aeea6c3b03fffc5f5e2e70e3be552d17d70ced8518106b0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c00ba95321b445e116dff596f83fb63dbd7fc7d949935bfb4cee49dd5e0bedc9",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-03-28T13:18:34Z",
    "title_canon_sha256": "894cad88e95592281f035ad74b760c702d75d53f0d6d86cd6de3f8aa91b0765e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.14728",
    "kind": "arxiv",
    "version": 2
  }
}