Pith Number

pith:JETVR5YL

pith:2015:JETVR5YLXUBMLVMLOY4UOOFGWB

not attested not anchored not stored refs pending

Chemical evolution of the HC3N and N2H+ molecules in dense cores of the Vela C giant molecular cloud complex

Ken'ichi Tatematsu, Kosuke Fujii, Minho Choi, Norikazu Mizuno, Patricio Sanhueza, Quang Nguyen Luong, Satoshi Ohashi, Tomoya Hirota

arxiv:1509.08642 v1 · 2015-09-29 · 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{JETVR5YLXUBMLVMLOY4UOOFGWB}

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	2026-05-18T01:26:41.313929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

492758f70bbd02c5d58b76394738a6b06c561f09c379b728733cace7f7ded6e1

Aliases

arxiv: 1509.08642 · arxiv_version: 1509.08642v1 · doi: 10.48550/arxiv.1509.08642 · pith_short_12: JETVR5YLXUBM · pith_short_16: JETVR5YLXUBMLVML · pith_short_8: JETVR5YL

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/JETVR5YLXUBMLVMLOY4UOOFGWB \
  | 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: 492758f70bbd02c5d58b76394738a6b06c561f09c379b728733cace7f7ded6e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b63727c0da125e29a92ab5bf9898abd517da3f6399828066f776a29ec1d8a8eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-29T08:50:53Z",
    "title_canon_sha256": "ec4204008d73538b395270fb8484ba2db5310428f35f8c1562ec75c19c71a237"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08642",
    "kind": "arxiv",
    "version": 1
  }
}