Pith Number

pith:XQ5XPYHN

pith:2022:XQ5XPYHN23AVNNPU3TAT7OQ347

not attested not anchored not stored refs pending

The eROSITA extragalactic CalPV serendipitous catalog

Adam Malyali, Andrea Merloni, Angie Veronica, Antonis Georgakakis, Axel Schwope, Chandreyee Maitra, Frank Haberl, Georg Lamer, Hermann Brunner, Jan Robrade, Jeremy Sanders, Joern Wilms, Johannes Buchner, Julien Wolf, Kirpal Nandra, Mara Salvato, Marcella Brusa, Michael J. Freyberg, Miriam Ramos-Ceja, Riccardo Arcodia, Teng Liu, Thomas Boller, Thomas Reiprich, Tom Dwelly

arxiv:2202.09430 v2 · 2022-02-18 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XQ5XPYHN23AVNNPU3TAT7OQ347}

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	2026-07-05T04:50:53.391799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc3b77e0edd6c156b5f4dcc13fba1be7fb53ce406dd3fc5dec9ee08994eca932

Aliases

arxiv: 2202.09430 · arxiv_version: 2202.09430v2 · doi: 10.48550/arxiv.2202.09430 · pith_short_12: XQ5XPYHN23AV · pith_short_16: XQ5XPYHN23AVNNPU · pith_short_8: XQ5XPYHN

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/XQ5XPYHN23AVNNPU3TAT7OQ347 \
  | 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: bc3b77e0edd6c156b5f4dcc13fba1be7fb53ce406dd3fc5dec9ee08994eca932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f03b0e35423a4782c1cf9a2df66c73b72b4a73fa3f20339001b3d5b2f3f3193",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-02-18T20:56:32Z",
    "title_canon_sha256": "8f1f6025eefb1404ff4c8ed13b63dea477b465fbda85b8b323fa3fef3bec4ce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.09430",
    "kind": "arxiv",
    "version": 2
  }
}