Pith Number

pith:UVHLJMHU

pith:2023:UVHLJMHUCTR53IQL7OEBSQM2QE

not attested not anchored not stored refs pending

Improving the selection of changing-look AGNs through multi-wavelength photometric variability

A. Merloni, D. Homan, D. Stern, D. Tub\'in-Arenas, E. L\'opez-Navas, G. Lamer, L. Hern\'andez-Garc\'ia, M. J. Graham, M. Krumpe, M.L. Mart\'inez-Aldama, M. Salvato, P. Ar\'Evalo, P. Lira, P. S\'anchez-S\'aez, S. Bernal, S. R\'ios

arxiv:2306.13808 v1 · 2023-06-23 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UVHLJMHUCTR53IQL7OEBSQM2QE}

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	2026-07-05T06:24:16.055122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a54eb4b0f414e3dda20bfb8819419a811a749f5cff4fe6fbcd491327de817750

Aliases

arxiv: 2306.13808 · arxiv_version: 2306.13808v1 · doi: 10.48550/arxiv.2306.13808 · pith_short_12: UVHLJMHUCTR5 · pith_short_16: UVHLJMHUCTR53IQL · pith_short_8: UVHLJMHU

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/UVHLJMHUCTR53IQL7OEBSQM2QE \
  | 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: a54eb4b0f414e3dda20bfb8819419a811a749f5cff4fe6fbcd491327de817750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c99050d9f8669ab420ad2e7ded5b28575e853c97b45c53bcb793d91087d63760",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-06-23T23:00:35Z",
    "title_canon_sha256": "7d3d1e9c0d2ca5cb1b97c3b810ddb095c3f28e18de2e6a600bde2d74e7511fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.13808",
    "kind": "arxiv",
    "version": 1
  }
}