Pith Number

pith:FRGMQHAD

pith:2019:FRGMQHADNTM22G4XMJNL3BVJSX

not attested not anchored not stored refs pending

Measuring the ionisation fraction in a jet from a massive protostar

A. Caratti o Garatti, A. Sanna, B. Stecklum, D. Coffey, J.C. Tan, M. Hoare, R.Fedriani, R. Garcia-Lopez, S.J.D. Purser, T.P. Ray

arxiv:1908.05346 v1 · 2019-08-14 · astro-ph.SR · 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{FRGMQHADNTM22G4XMJNL3BVJSX}

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.

Cited by

1 paper in Pith

JWST Edge-on Disk Ice (JEDIce): Vibrationally hot, rotationally cold H$_2$ in the outer disk of Oph 163131 non-thermally excited by UV and cosmic rays

Receipt and verification

First computed	2026-07-04T23:56:50.669121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c4cc81c036cd9ad1b97625abd86a995de5da8165c2f8ed32f09326ffb596f97

Aliases

arxiv: 1908.05346 · arxiv_version: 1908.05346v1 · doi: 10.48550/arxiv.1908.05346 · pith_short_12: FRGMQHADNTM2 · pith_short_16: FRGMQHADNTM22G4X · pith_short_8: FRGMQHAD

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/FRGMQHADNTM22G4XMJNL3BVJSX \
  | 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: 2c4cc81c036cd9ad1b97625abd86a995de5da8165c2f8ed32f09326ffb596f97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bf21ca23bbbe43677c86a19fb3f92c88f14e530982aeca91401212e25ecd698",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-14T20:59:55Z",
    "title_canon_sha256": "9e6a89c6c107a42b032a01fe33b1db07173429f7eba6531d38469e328d7911e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05346",
    "kind": "arxiv",
    "version": 1
  }
}