Pith Number

pith:KTGHBO3O

pith:2017:KTGHBO3OU7FSHWRPT2Y7HU63HO

not attested not anchored not stored refs pending

Radio Polarization Properties of Quasars and Active Galaxies at High Redshifts

Bryan Gaensler, Jamie Farnes, Marijke Haverkorn, Shane O'Sullivan, Tessa Vernstrom, Valentina Vacca

arxiv:1712.01909 v1 · 2017-12-05 · 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{KTGHBO3OU7FSHWRPT2Y7HU63HO}

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	2026-05-18T00:24:14.999530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54cc70bb6ea7cb23da2f9eb1f3d3db3ba707d864dd2d2abd4e71b2826169a35d

Aliases

arxiv: 1712.01909 · arxiv_version: 1712.01909v1 · doi: 10.48550/arxiv.1712.01909 · pith_short_12: KTGHBO3OU7FS · pith_short_16: KTGHBO3OU7FSHWRP · pith_short_8: KTGHBO3O

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/KTGHBO3OU7FSHWRPT2Y7HU63HO \
  | 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: 54cc70bb6ea7cb23da2f9eb1f3d3db3ba707d864dd2d2abd4e71b2826169a35d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ec2fe1701276890abfd929ca7ccd6f533b0b1bed263bb7da7be662b3c305bdb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-05T20:28:25Z",
    "title_canon_sha256": "e688fde1d1011c9a03006118b6f2404438aefc43c502f56d406ec6c2b83aafc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01909",
    "kind": "arxiv",
    "version": 1
  }
}