Pith Number

pith:BPH42V6I

pith:2018:BPH42V6IJ7X4XNEDIDHNOEPXXC

not attested not anchored not stored refs pending

Mapping the 13CO/C18O abundance ratio in the massive star forming region G29.96-0.02

M. B. Areal, M. E. Ortega, S. Paron

arxiv:1807.03741 v1 · 2018-07-10 · 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{BPH42V6IJ7X4XNEDIDHNOEPXXC}

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	2026-05-18T00:05:57.136031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bcfcd57c84fefcbb48340ced711f7b8941659f28ac19c7a190f6e954038eb00

Aliases

arxiv: 1807.03741 · arxiv_version: 1807.03741v1 · doi: 10.48550/arxiv.1807.03741 · pith_short_12: BPH42V6IJ7X4 · pith_short_16: BPH42V6IJ7X4XNED · pith_short_8: BPH42V6I

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/BPH42V6IJ7X4XNEDIDHNOEPXXC \
  | 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: 0bcfcd57c84fefcbb48340ced711f7b8941659f28ac19c7a190f6e954038eb00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8d9382a8a174662922b70fa3e34c4989be6eb972136ea8dd4adcffdebc309c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-10T16:32:58Z",
    "title_canon_sha256": "964fa0c96d725a464abe872b05c3fa3567cc24ba44ae60297bb7a2fda77f9dd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03741",
    "kind": "arxiv",
    "version": 1
  }
}