Pith Number

pith:DFDGFMGY

pith:2025:DFDGFMGYALZ64QJV6Z5PUTNNDH

not attested not anchored not stored refs pending

The Close AGN Reference Survey (CARS). Long-term spectral variability study of the changing look AGN Mrk 1018

A. L. Coil, A. Markowitz, F. Combes, G. Leung, J. S. Elford, M. Gaspari, M. Krumpe, M. Powell, N. Winkel, R. E. McElroy, T. Saha, T. Urrutia

arxiv:2506.03061 v1 · 2025-06-03 · 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{DFDGFMGYALZ64QJV6Z5PUTNNDH}

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	2026-07-05T11:15:14.157666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

194662b0d802f3ee4135f67afa4dad19cb40e0433246d82dd8cf0895049c4bd4

Aliases

arxiv: 2506.03061 · arxiv_version: 2506.03061v1 · doi: 10.48550/arxiv.2506.03061 · pith_short_12: DFDGFMGYALZ6 · pith_short_16: DFDGFMGYALZ64QJV · pith_short_8: DFDGFMGY

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/DFDGFMGYALZ64QJV6Z5PUTNNDH \
  | 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: 194662b0d802f3ee4135f67afa4dad19cb40e0433246d82dd8cf0895049c4bd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "363a0225d3a9c816e629670bb92478e86c94e5c7aa0be3e3ab66bb1b1897d162",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-06-03T16:40:15Z",
    "title_canon_sha256": "342663df347e379116aedd822b00e5957fca296f441af913edae6c38af8d5021"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.03061",
    "kind": "arxiv",
    "version": 1
  }
}