Pith Number

pith:3LB4MLM7

pith:2014:3LB4MLM76F7IX7GOATLCXML55G

not attested not anchored not stored refs pending

High abundance ratio of $^{13}$CO to C$^{18}$O toward photon-dominated regions in the Orion-A giant molecular cloud

Akifumi Yamabi, Chihomi Hara, Fumitaka Nakamura, Hiroyuki Nishitani, Kazuhito Dobashi, Masao Saito, Munetake Momose, Ryohei Kawabe, Sho Katakura, Takashi Tsukagoshi, Tomohiro Tanaka, Tomomi Shimoikura, Yoshimi Kitamura, Yoshito Shimajiri

arxiv:1403.2930 v1 · 2014-03-12 · 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{3LB4MLM76F7IX7GOATLCXML55G}

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	2026-05-18T02:52:25.435627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dac3c62d9ff17e8bfcce04d62bb17de98cf0fc321272f2babf91561240e8f0c3

Aliases

arxiv: 1403.2930 · arxiv_version: 1403.2930v1 · doi: 10.48550/arxiv.1403.2930 · pith_short_12: 3LB4MLM76F7I · pith_short_16: 3LB4MLM76F7IX7GO · pith_short_8: 3LB4MLM7

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/3LB4MLM76F7IX7GOATLCXML55G \
  | 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: dac3c62d9ff17e8bfcce04d62bb17de98cf0fc321272f2babf91561240e8f0c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e90ac90afbe4985fd04183436277dd967a7050a5e3f08d1a6a9c37bec74a193b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-12T13:44:20Z",
    "title_canon_sha256": "0380bce38c159fea07f0650269a2328b97560ed1e62c0eef27352e1bf420b0a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2930",
    "kind": "arxiv",
    "version": 1
  }
}