Pith Number

pith:4R4L6CLL

pith:2024:4R4L6CLLZISAKKC2ALTVGQESPQ

not attested not anchored not stored refs pending

The First Spatially-resolved Detection of $^{13}$CN in a Protoplanetary Disk and Evidence for Complex Carbon Isotope Fractionation

Charles J. Law, Christian Rab, Hideko Nomura, Karin I. \"Oberg, Kenji Furuya, Richard Teague, Ryan A. Loomis, Seokho Lee, Takashi Tsukagoshi, Tomohiro C. Yoshida

arxiv:2403.00626 v1 · 2024-03-01 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4R4L6CLLZISAKKC2ALTVGQESPQ}

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	2026-07-05T07:51:06.596415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e478bf096bca2405285a02e75340927c26e1a2b4fd1027e865591d9db2f01b38

Aliases

arxiv: 2403.00626 · arxiv_version: 2403.00626v1 · doi: 10.48550/arxiv.2403.00626 · pith_short_12: 4R4L6CLLZISA · pith_short_16: 4R4L6CLLZISAKKC2 · pith_short_8: 4R4L6CLL

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/4R4L6CLLZISAKKC2ALTVGQESPQ \
  | 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: e478bf096bca2405285a02e75340927c26e1a2b4fd1027e865591d9db2f01b38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "636a03f3f9e57cf60d73f14e52062302eb00423c6adb82dddbeb837715af9a77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2024-03-01T16:01:44Z",
    "title_canon_sha256": "30d2b94332e2b03322f28c57abfe7319422130b4fde3fd5d6a91dc59bda95718"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.00626",
    "kind": "arxiv",
    "version": 1
  }
}