Pith Number

pith:SKACWG6X

pith:2018:SKACWG6XBMJSODTHFTV4S55RC7

not attested not anchored not stored refs pending

Science with an ngVLA: Radio Recombination Lines from HII Regions

Dana S. Balser, D. Anish Roshi, John M. Dickey, L. D. Anderson, T. L. Wilson, T. M. Bania, Trey V. Wenger

arxiv:1810.06664 v1 · 2018-10-15 · 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{SKACWG6XBMJSODTHFTV4S55RC7}

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	2026-05-18T00:03:12.044349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92802b1bd70b13270e672cebc977b117f3523f25626d178c1b2e2f7937fb2b64

Aliases

arxiv: 1810.06664 · arxiv_version: 1810.06664v1 · doi: 10.48550/arxiv.1810.06664 · pith_short_12: SKACWG6XBMJS · pith_short_16: SKACWG6XBMJSODTH · pith_short_8: SKACWG6X

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/SKACWG6XBMJSODTHFTV4S55RC7 \
  | 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: 92802b1bd70b13270e672cebc977b117f3523f25626d178c1b2e2f7937fb2b64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae228c0883a5b1599ba5247dc345475cb0c139c8da7ddc3a1e36c92cca5fb7f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-15T20:18:56Z",
    "title_canon_sha256": "8a8897d27f71937d49a671371ad9e08fb45abc0748d4f796767a9aa6d7b115c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06664",
    "kind": "arxiv",
    "version": 1
  }
}