Pith Number

pith:SI3YTWO5

pith:2018:SI3YTWO5MAPTNRDYIY65BCHDLG

not attested not anchored not stored refs pending

High-resolution Observations of Low-luminosity Gigahertz-Peaked Spectrum and Compact Steep Spectrum Sources

Andrew N. O'Brien, Anna D Kapi\'nska, Attila Popping, Bi-Qing For, Bryan M. Gaensler, Cathie Zheng, Chen Wu, Emil Lenc, Huib T. Intema, Ian Heywood, John Morgan, Jordan D. Collier, Joseph R. Callingham, Joshua Marvil, Lister Staveley-Smith, Luke Hindson, Martin E. Bell, Melanie Johnston-Hollitt, Minh T. Huynh, Miroslav D. Filipovi\'c, Natasha Hurley-Walker, Nicholas F. H. Tothill, Paul J. Hancock, Pietro Procopio, Quentin Roper, Randall B. Wayth, Ray P. Norris, Sandeep Sirothia, Steven J. Tingay, Timothy J. Galvin

arxiv:1802.09666 v1 · 2018-02-27 · 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{SI3YTWO5MAPTNRDYIY65BCHDLG}

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	2026-05-18T00:20:34.867750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

923789d9dd601f36c478463dd088e359b02536fd465e41cad61fb78df158e00b

Aliases

arxiv: 1802.09666 · arxiv_version: 1802.09666v1 · doi: 10.48550/arxiv.1802.09666 · pith_short_12: SI3YTWO5MAPT · pith_short_16: SI3YTWO5MAPTNRDY · pith_short_8: SI3YTWO5

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/SI3YTWO5MAPTNRDYIY65BCHDLG \
  | 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: 923789d9dd601f36c478463dd088e359b02536fd465e41cad61fb78df158e00b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4786b108234d2396db6ad2a83e1dc4e256638af6418064c92a64ff4b78eee27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-27T01:14:47Z",
    "title_canon_sha256": "932dbcfbbbe3b5db3dce59fe40291e93b4e56b30011fc6c26ce47de788dc797c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09666",
    "kind": "arxiv",
    "version": 1
  }
}