Pith Number

pith:BG4GVJIT

pith:2022:BG4GVJITY7TF47D6RTY7B7OI3V

not attested not anchored not stored refs pending

APEX at the QSO MUSEUM: molecular gas reservoirs associated with $z\sim$3 quasars and their link to the extended Ly$\alpha$ emission

A. Zanella, C. De Breuck, C. Garc\'ia-Vergara, E. P. Farina, F. Arrigoni Battaia, G. Kauffmann, N. Mu\~noz-Elgueta, R. Decarli

arxiv:2201.11660 v1 · 2022-01-27 · 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{BG4GVJITY7TF47D6RTY7B7OI3V}

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	2026-07-05T03:52:04.183431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09b86aa513c7e65e7c7e8cf1f0fdc8dd780cd16774d1bccf1a95d7c3bae3ae06

Aliases

arxiv: 2201.11660 · arxiv_version: 2201.11660v1 · doi: 10.48550/arxiv.2201.11660 · pith_short_12: BG4GVJITY7TF · pith_short_16: BG4GVJITY7TF47D6 · pith_short_8: BG4GVJIT

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/BG4GVJITY7TF47D6RTY7B7OI3V \
  | 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: 09b86aa513c7e65e7c7e8cf1f0fdc8dd780cd16774d1bccf1a95d7c3bae3ae06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "084bac9065858ebda920e8117359747984d0e88c4da9d938b766d9ee8365f52d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-27T17:11:24Z",
    "title_canon_sha256": "916c1dbd885ce4bb2a2dbd9f94c397f55862a0ef517f3362247b343fc798485c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.11660",
    "kind": "arxiv",
    "version": 1
  }
}