Pith Number

pith:OLTO767N

pith:2019:OLTO767NXBMKZJETEMK6CXHFGI

not attested not anchored not stored refs pending

ALMA view of the $^{12}$C/$^{13}$C isotopic ratio in starburst galaxies

C. Henkel, H. M. Asiri, J. Esimbek, J. J. Zhou, J. S. Zhang, K. M. Menten, M. Spaans, R. Aladro, S. Aalto, S. Garcia-Burillo, S. Levshakov, S. Martin, S. Muhle, S. Muller, S. Viti, X. D. Tang, X. W. Zheng, Y. Gong, Y. P. Ao

arxiv:1906.06638 v2 · 2019-06-16 · 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{OLTO767NXBMKZJETEMK6CXHFGI}

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	2026-07-05T00:00:08.637980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72e6effbedb858aca4932315e15ce53232c3b15fc1b9e87bb97e9fc42a07492e

Aliases

arxiv: 1906.06638 · arxiv_version: 1906.06638v2 · doi: 10.48550/arxiv.1906.06638 · pith_short_12: OLTO767NXBMK · pith_short_16: OLTO767NXBMKZJET · pith_short_8: OLTO767N

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/OLTO767NXBMKZJETEMK6CXHFGI \
  | 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: 72e6effbedb858aca4932315e15ce53232c3b15fc1b9e87bb97e9fc42a07492e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de591f0da7fe26171185dfbe108e07a6983072d284c69bf2045dfccf94fc6e53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-06-16T03:16:42Z",
    "title_canon_sha256": "0e47c2a5c12dd495d3069286b601fc0f3c5e19044f19f8ee9b8e702b6aa002ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06638",
    "kind": "arxiv",
    "version": 2
  }
}