Pith Number

pith:EWUUQHGL

pith:2015:EWUUQHGLWQXGZ3AQ67QDV46647

not attested not anchored not stored refs pending

Interstellar Detection of Methyl Isocyanate CH$_3$NCO in Sgr B2(N): A Link from Molecular Clouds to Comets

DeWayne T. Halfen, Lucy M. Ziurys, Vadim V. Ilyushin

arxiv:1509.09305 v1 · 2015-09-30 · 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{EWUUQHGLWQXGZ3AQ67QDV46647}

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	2026-05-18T01:30:17.427783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25a9481ccbb42e6cec10f7e03af3dee7f043006f85c1b797de91307d5f82dad3

Aliases

arxiv: 1509.09305 · arxiv_version: 1509.09305v1 · doi: 10.48550/arxiv.1509.09305 · pith_short_12: EWUUQHGLWQXG · pith_short_16: EWUUQHGLWQXGZ3AQ · pith_short_8: EWUUQHGL

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/EWUUQHGLWQXGZ3AQ67QDV46647 \
  | 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: 25a9481ccbb42e6cec10f7e03af3dee7f043006f85c1b797de91307d5f82dad3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3af2dad67132f2f404cf9dccfb96d1365b9ce03d91e5d6fc6fa2038e03b41a7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-09-30T19:25:33Z",
    "title_canon_sha256": "f0edfbe8bcb4bec7497a29a26744324d41d81b4622d188f587ad52879cd1c12b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.09305",
    "kind": "arxiv",
    "version": 1
  }
}