Pith Number

pith:V4YFA4HN

pith:2017:V4YFA4HNXIITGM22ZMWKMDPNSM

not attested not anchored not stored refs pending

State-to-state chemistry and rotational excitation of CH$^+$ in photon-dominated regions

A. Faure, A. Zanchet, I. F. Schneider, J. Tennyson, J. Zs. Mezei, M. D. Ep\'ee Ep\'ee, N. Bulut, O. Motapon, O. Roncero, P. Halvick, P. Honvault, T. Stoecklin

arxiv:1704.02233 v1 · 2017-04-07 · astro-ph.GA · 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{V4YFA4HNXIITGM22ZMWKMDPNSM}

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	2026-05-18T00:43:25.708808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af305070edba1133335acb2ca60ded933d810c38253713e22b9ba27793cd1b61

Aliases

arxiv: 1704.02233 · arxiv_version: 1704.02233v1 · doi: 10.48550/arxiv.1704.02233 · pith_short_12: V4YFA4HNXIIT · pith_short_16: V4YFA4HNXIITGM22 · pith_short_8: V4YFA4HN

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/V4YFA4HNXIITGM22ZMWKMDPNSM \
  | 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: af305070edba1133335acb2ca60ded933d810c38253713e22b9ba27793cd1b61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1c03072bf1fc49c597b44b158740f5162dbcbdd64e2ec9ec54f28fe41aaf4f6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-07T13:54:58Z",
    "title_canon_sha256": "097c5c5679fb757d6e24bf80d6d4013e973b71ee7abf7eb51ecbd804a957a91e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02233",
    "kind": "arxiv",
    "version": 1
  }
}