Pith Number

pith:YO2QNRHK

pith:2017:YO2QNRHK7FDHBAZ5PDY4TKZRDJ

not attested not anchored not stored refs pending

Molecular gas in three z~7 quasar host galaxies

Axel Weiss, Bram Venemans, Carl Ferkinhoff, Fabian Walter, Joseph Findlay, Richard McMahon, Roberto Decarli, Rowin Meijerink, Will Sutherland

arxiv:1707.05238 v1 · 2017-07-17 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YO2QNRHK7FDHBAZ5PDY4TKZRDJ}

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	2026-05-18T00:28:55.046343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3b506c4eaf94670833d78f1c9ab311a5a61a29db42f10418e4af4134f9da9a3

Aliases

arxiv: 1707.05238 · arxiv_version: 1707.05238v1 · doi: 10.48550/arxiv.1707.05238 · pith_short_12: YO2QNRHK7FDH · pith_short_16: YO2QNRHK7FDHBAZ5 · pith_short_8: YO2QNRHK

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/YO2QNRHK7FDHBAZ5PDY4TKZRDJ \
  | 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: c3b506c4eaf94670833d78f1c9ab311a5a61a29db42f10418e4af4134f9da9a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4989e50c4ef700b8bad70a1ab08e98ca2c60f0044adb428f575c36ce49a9544",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-17T15:38:27Z",
    "title_canon_sha256": "f51688dd26c49652d6298dcf49eb948f30925defcff9425b244e68ea254336fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05238",
    "kind": "arxiv",
    "version": 1
  }
}