Pith Number

pith:KO33VD4C

pith:2021:KO33VD4CNTIL7SGPH7TJD5WGTB

not attested not anchored not stored refs pending

First detection of C$_2$H$_5$NCO in the ISM and search of other isocyanates towards the G+0.693-0.027 molecular cloud

B. Tercero, F. Rico-Villas, I. Jim\'enez-Serra, J. Mart\'in-Pintado, L. Colzi, L.F. Rodr\'iguez Almeida, M. A. Requena-Torres, M. Melosso, P. de Vicente, S. Mart\'in, S. Zeng, V.M. Rivilla

arxiv:2109.07889 v1 · 2021-09-16 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KO33VD4CNTIL7SGPH7TJD5WGTB}

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	2026-07-05T03:19:22.193977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53b7ba8f826cd0bfc8cf3fe691f6c698625c353207f5f21d99d41821e60352f8

Aliases

arxiv: 2109.07889 · arxiv_version: 2109.07889v1 · doi: 10.48550/arxiv.2109.07889 · pith_short_12: KO33VD4CNTIL · pith_short_16: KO33VD4CNTIL7SGP · pith_short_8: KO33VD4C

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/KO33VD4CNTIL7SGPH7TJD5WGTB \
  | 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: 53b7ba8f826cd0bfc8cf3fe691f6c698625c353207f5f21d99d41821e60352f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb38520909ccb9ed018a44e3bae4059760393c8efd1d730d3f48c6b9ba7c787",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-09-16T11:42:19Z",
    "title_canon_sha256": "0cd9141448dcf9f8eb8acacdc9b4b787a02bfa5fc49241066a7ae796b2567551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07889",
    "kind": "arxiv",
    "version": 1
  }
}