Pith Number

pith:KLIZFYYH

pith:2014:KLIZFYYHSLXNLEIDDBNMKA634U

not attested not anchored not stored refs pending

DNC/HNC and N2D+/N2H+ ratios in high-mass star forming cores

F. Fontani, K. Furuya, N. Sakai, S. Yamamoto, T. Sakai, Y. Aikawa

arxiv:1402.2770 v1 · 2014-02-12 · 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{KLIZFYYHSLXNLEIDDBNMKA634U}

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	2026-05-18T01:44:45.011216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52d192e30792eed59103185ac503dbe53a51c35aac28cc3787164647f37979ae

Aliases

arxiv: 1402.2770 · arxiv_version: 1402.2770v1 · doi: 10.48550/arxiv.1402.2770 · pith_short_12: KLIZFYYHSLXN · pith_short_16: KLIZFYYHSLXNLEID · pith_short_8: KLIZFYYH

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/KLIZFYYHSLXNLEIDDBNMKA634U \
  | 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: 52d192e30792eed59103185ac503dbe53a51c35aac28cc3787164647f37979ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a8d6b2b750c1c922eac07df3376001453c23c10d4d17b7616f5577c087203ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-02-12T09:34:42Z",
    "title_canon_sha256": "73e676d6f0be8874895bc0e9f3dc7171c2bd6ff3de44f1062800aca7a67741bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2770",
    "kind": "arxiv",
    "version": 1
  }
}