Pith Number

pith:MP3G2EFR

pith:2017:MP3G2EFR37A3VMZ3EWYCQTZNYL

not attested not anchored not stored refs pending

Oscillatory patterns in the light curves of 5 long-term monitored type 1 AGN

Alla I. Shapovalova, Andjelka B Kovacevic, Dragana Ilic, Ernesto Perez-Hernandez, Luka C. Popovic, Wolfram Kollatschny

arxiv:1712.00309 v2 · 2017-12-01 · 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{MP3G2EFR37A3VMZ3EWYCQTZNYL}

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	2026-05-18T00:23:29.031506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63f66d10b1dfc1bab33b25b0284f2dc2ed0bb278e2a6f87232a8d83430c1108c

Aliases

arxiv: 1712.00309 · arxiv_version: 1712.00309v2 · doi: 10.48550/arxiv.1712.00309 · pith_short_12: MP3G2EFR37A3 · pith_short_16: MP3G2EFR37A3VMZ3 · pith_short_8: MP3G2EFR

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/MP3G2EFR37A3VMZ3EWYCQTZNYL \
  | 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: 63f66d10b1dfc1bab33b25b0284f2dc2ed0bb278e2a6f87232a8d83430c1108c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3ce5489d4d8e5f043ffe764e4dfa2bebd0fb55cb90120432ef57f168068322a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-01T13:30:13Z",
    "title_canon_sha256": "f34e925bf430fddec2470d33d5aa14483911d9065daeb101768b4283ad817a13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00309",
    "kind": "arxiv",
    "version": 2
  }
}