Pith Number

pith:3JDHCQFW

pith:2024:3JDHCQFWUKESV7LW7OG2TINHVH

not attested not anchored not stored refs pending

Neural Network Constraints on the Cosmic-Ray Ionization Rate and Other Physical Conditions in NGC 253 with ALCHEMI Measurements of HCN and HNC

Christian Henkel, Cosima Eibensteiner, David S. Meier, Erica Behrens, Jeffrey G. Mangum, Jonathan Holdship, Joshua Butterworth, Kazushi Sakamoto, Ko-Yun Huang, Kunihiko Tanaka, Laura Colzi, Mathilde Bouvier, Nanase Harada, Paul P. van der Werf, Sebastien Muller, Serena Viti, Sergio Martin, Victor M. Rivilla

arxiv:2409.13821 v1 · 2024-09-20 · 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{3JDHCQFWUKESV7LW7OG2TINHVH}

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	2026-07-05T09:10:07.223740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da467140b6a2892afd76fb8da9a1a7a9e48c543a9462876ca73eee12bd69e9cd

Aliases

arxiv: 2409.13821 · arxiv_version: 2409.13821v1 · doi: 10.48550/arxiv.2409.13821 · pith_short_12: 3JDHCQFWUKES · pith_short_16: 3JDHCQFWUKESV7LW · pith_short_8: 3JDHCQFW

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/3JDHCQFWUKESV7LW7OG2TINHVH \
  | 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: da467140b6a2892afd76fb8da9a1a7a9e48c543a9462876ca73eee12bd69e9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae993975dbc6fd5a456eb538aeb9f5c1106d669d3a07558e0f663ba94c2dd311",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-09-20T18:01:41Z",
    "title_canon_sha256": "a36245961a88f55fe374a4c0f1a7f49275294b2cdc7ddd19f73b79960406dafe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.13821",
    "kind": "arxiv",
    "version": 1
  }
}