Pith Number

pith:SCYJJF5P

pith:2020:SCYJJF5P2AMETISB4VO4Y3VJON

not attested not anchored not stored refs pending

Time-delay measurement of MgII broad line response for the highly-accreting quasar HE 0413-4031: Implications for the MgII-based radius-luminosity relation

Agnieszka Kurcz, Aleksandra Olejak, Andrzej Udalski, Bo\.zena Czerny, C. Sobrino Figaredo, Grzegorz Pietrzy\'nski, Justyna \'Sredzi\'nska, Krzysztof Hryniewicz, Magdalena Krupa, Marek Gorski, Marek Sarna, Martin Haas, Mary Loli Martinez-Aldama, Marzena \'Sniegowska, Mateusz Ra{\l}owski, Michal Zaja\v{c}ek, Mohammad-Hassan Naddaf, Swayamtrupta Panda, Wojtek Pych

arxiv:2005.09071 v1 · 2020-05-18 · astro-ph.GA · astro-ph.HE · astro-ph.IM · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SCYJJF5P2AMETISB4VO4Y3VJON}

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	2026-07-05T01:14:50.806245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90b09497afd01849a241e55dcc6ea9735589b26d753fa82ffb3cddc13a0c3da3

Aliases

arxiv: 2005.09071 · arxiv_version: 2005.09071v1 · doi: 10.48550/arxiv.2005.09071 · pith_short_12: SCYJJF5P2AME · pith_short_16: SCYJJF5P2AMETISB · pith_short_8: SCYJJF5P

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/SCYJJF5P2AMETISB4VO4Y3VJON \
  | 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: 90b09497afd01849a241e55dcc6ea9735589b26d753fa82ffb3cddc13a0c3da3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b274c5dd6f64b47896a13b96c19fdc36cc76305e0fa2acc17e8080601114dda5",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.IM",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-05-18T20:47:12Z",
    "title_canon_sha256": "f48a28852b76e2e30576a1ae3b26c84d3985a57ef638eab867a1daa1d199018d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09071",
    "kind": "arxiv",
    "version": 1
  }
}