Pith Number

pith:TJTVPHWH

pith:2022:TJTVPHWHXIKQVTEG5I2WA4P3XU

not attested not anchored not stored refs pending

Optical Variability of Quasars with 20-Year Photometric Light Curves

A. A. Plazas Malag\'on, A. Carnero Rosell, A. Pieres, C. Lidman, Colin J. Burke, C. To (DES Collaboration), D. Bacon, D. Brooks, D. Gruen, D. J. James, D. L. Burke, D. L. Hollowood, D. N. Friedel, E. Bertin, E. Gaztanaga, E. Sanchez, E. Suchyta, F. Andrade-Oliveira, F. Menanteau, F. Paz-Chinch\'on, G. Gutierrez, G. Tarl\'e, H. T. Diehl, I. Ferrero, I. Sevilla-Noarbe, J. Annis, J. Carretero, J. De Vicente, J. Frieman, J. Garc\'ia-Bellido, K. Honscheid, K. Kuehn, L. N. da Costa, M. Adam\'ow, M. A. G. Maia, M. Carrasco Kind, M. E. C. Swanson, M. E. S. Pereira, M. Rodriguez-Monroy, M. Smith, N. Kuropatkin, P. Doel, Qian Yang, R. A. Gruendl, R. Miquel, R. Morgan, S. Bocquet, S. Desai, S. R. Hinton, S. Serrano, V. Scarpine, Xin Liu, Yu-Ching Chen, Yue Shen, Zachary Stone

arxiv:2201.02762 v3 · 2022-01-08 · 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{TJTVPHWHXIKQVTEG5I2WA4P3XU}

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

A hierarchical Bayesian framework for cosmology using Type 1 AGN variability

Receipt and verification

First computed	2026-07-05T04:30:06.604912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a67579ec7ba150acc86ea356071fbbd3e91bf56ee356a5b7393aa6d6448fbab

Aliases

arxiv: 2201.02762 · arxiv_version: 2201.02762v3 · doi: 10.48550/arxiv.2201.02762 · pith_short_12: TJTVPHWHXIKQ · pith_short_16: TJTVPHWHXIKQVTEG · pith_short_8: TJTVPHWH

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/TJTVPHWHXIKQVTEG5I2WA4P3XU \
  | 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: 9a67579ec7ba150acc86ea356071fbbd3e91bf56ee356a5b7393aa6d6448fbab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e6febdf2c650c543a45bd32fc6d5bf7290ce07c7bddd020ec50ebbcd50c03fb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-08T04:59:06Z",
    "title_canon_sha256": "77f3646573f2fc9c59f48ac0c5bd5b01951c6c7a3c6e80597ea94c039b33cca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.02762",
    "kind": "arxiv",
    "version": 3
  }
}