Pith Number

pith:OFWDOTLJ

pith:2015:OFWDOTLJRINKUJIFGM77UIXCGR

not attested not anchored not stored refs pending

First measurements of 15N fractionation in N2H+ toward high-mass star forming cores

A. Palau, C. Ceccarelli, F. Fontani, L. Bizzocchi, P. Caselli

arxiv:1506.05180 v1 · 2015-06-17 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFWDOTLJRINKUJIFGM77UIXCGR}

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	2026-05-18T01:35:46.828632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

716c374d698a1aaa2505333ffa22e2346255d8760e0ffeef46072161500f1460

Aliases

arxiv: 1506.05180 · arxiv_version: 1506.05180v1 · doi: 10.48550/arxiv.1506.05180 · pith_short_12: OFWDOTLJRINK · pith_short_16: OFWDOTLJRINKUJIF · pith_short_8: OFWDOTLJ

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/OFWDOTLJRINKUJIFGM77UIXCGR \
  | 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: 716c374d698a1aaa2505333ffa22e2346255d8760e0ffeef46072161500f1460

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87d32eeda09ba2bd119d0cab6d75ca54529a71ce2c9796347bcd2ffb66d8de0c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-06-17T01:37:30Z",
    "title_canon_sha256": "59cda7820a0a940faaf857715b6d04a71d642dd9f4cbba91e817e9a6314ca821"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05180",
    "kind": "arxiv",
    "version": 1
  }
}