Pith Number

pith:6SOEAJRK

pith:2026:6SOEAJRKJWXLE4PQOWK56R3VYP

not attested not anchored not stored refs pending

BASS LV. Connecting X-ray variability with AGN physical properties and a new path to Cosmological distances

Alessandro Peca, Alessia Tortosa, Arghajit Jana, Benny Trakhtenbrot, Claudio Ricci, Daniel Stern, David B. Sanders, Ezequiel Treister, Fabio La Franca, Federica Ricci, Fiona A. Harrison, Franz E. Bauer, Kohei Ichikawa, Kyuseok Oh, Matilde Signorini, Megan Urry, Meredith Powell, Michael J. Koss, Roberto Serafinelli, Stefano Bianchi, Tingting Liu

arxiv:2602.20315 v2 · 2026-02-23 · astro-ph.GA · astro-ph.CO · 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{6SOEAJRKJWXLE4PQOWK56R3VYP}

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	2026-05-26T02:05:07.599574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f49c40262a4daeb271f07595df4775c3c7de818ca8f12bdd75ab35985e9e07db

Aliases

arxiv: 2602.20315 · arxiv_version: 2602.20315v2 · doi: 10.48550/arxiv.2602.20315 · pith_short_12: 6SOEAJRKJWXL · pith_short_16: 6SOEAJRKJWXLE4PQ · pith_short_8: 6SOEAJRK

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/6SOEAJRKJWXLE4PQOWK56R3VYP \
  | 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: f49c40262a4daeb271f07595df4775c3c7de818ca8f12bdd75ab35985e9e07db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6641b71844aebc1de65825d2d988eb8c3d4e52d1e7f8e4807bc57e9b04361255",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-02-23T20:01:56Z",
    "title_canon_sha256": "d744885e6760d28090d8f135425dfb6a52802b30da02ed017ec28da8f9590b35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.20315",
    "kind": "arxiv",
    "version": 2
  }
}