Pith Number

pith:WIDQQELN

pith:2025:WIDQQELNWNB2R3SI3OCA5IYSRK

not attested not anchored not stored refs pending

eRO-ExTra: eROSITA extragalactic non-AGN X-ray transients and variables in eRASS1 and eRASS2

Adam Malyali, Adela Kawka, Adelle J. Goodwin, Andrea Merloni, Arne Rau, David A.H. Buckley, David Homan, Dus\'an Tub\'in-Arenas, Francesco di Mille, Gemma E. Anderson, Iuliia Grotova, James C.A. Miller-Jones, Johannes Buchner, Kirpal Nandra, Mara Salvato, Megan Masterson, Mirko Krumpe, Pietro Baldini, Riccardo Arcodia, Sabina Bahic, Stefano Ciroi, Zhu Liu

arxiv:2501.04208 v1 · 2025-01-08 · 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{WIDQQELNWNB2R3SI3OCA5IYSRK}

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.

Cited by

1 paper in Pith

Low-hard to high-soft spectral state transitions in the faintest early-X-ray-detected optical tidal disruption event TDE 2025aarm

Receipt and verification

First computed	2026-07-05T09:58:31.756061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b20708116db343a8ee48db840ea3128aa19cff3b8ca5e0dbe49e93f1a46e17c8

Aliases

arxiv: 2501.04208 · arxiv_version: 2501.04208v1 · doi: 10.48550/arxiv.2501.04208 · pith_short_12: WIDQQELNWNB2 · pith_short_16: WIDQQELNWNB2R3SI · pith_short_8: WIDQQELN

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/WIDQQELNWNB2R3SI3OCA5IYSRK \
  | 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: b20708116db343a8ee48db840ea3128aa19cff3b8ca5e0dbe49e93f1a46e17c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90cd4bd99afcc0ef0d4814dba4c2a0d123e9e6df405c666851841898c3aeb486",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-01-08T01:01:47Z",
    "title_canon_sha256": "9d33f70980e1ca7260f6d624d53525cf6a8925aebc954718326dff09f283a6a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.04208",
    "kind": "arxiv",
    "version": 1
  }
}