Pith Number

pith:6AAAX3BO

pith:2023:6AAAX3BOBZK4KFAZ6XSF37RQ5M

not attested not anchored not stored refs pending

Multiwavelength study of extreme variability in LEDA 1154204: A changing-look event in a type 1.9 Seyfert

A. Gokus, A. Markowitz, A. Rau, B. Czerny, D. A. H. Buckley, D. Homan, H. Winkler, I. Grotova, J. Brink, J. Wilms, M. Graham, M. Gromadzki, M. H. Naddaf, M. Krumpe, S. Frederick, S. Gezari, S. Haemmerich, T. Saha, Z. Liu

arxiv:2309.08956 v2 · 2023-09-16 · 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{6AAAX3BOBZK4KFAZ6XSF37RQ5M}

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	2026-07-05T11:51:59.308104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0000bec2e0e55c51419f5e45dfe30eb12ade3c7bc1ca058c9f71b799244d36a

Aliases

arxiv: 2309.08956 · arxiv_version: 2309.08956v2 · doi: 10.48550/arxiv.2309.08956 · pith_short_12: 6AAAX3BOBZK4 · pith_short_16: 6AAAX3BOBZK4KFAZ · pith_short_8: 6AAAX3BO

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/6AAAX3BOBZK4KFAZ6XSF37RQ5M \
  | 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: f0000bec2e0e55c51419f5e45dfe30eb12ade3c7bc1ca058c9f71b799244d36a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f35f1775cdcd907b5072ef75fc57cbe5d66dc3ee99c94c6b26a3751d73311910",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-09-16T11:16:13Z",
    "title_canon_sha256": "89bd02af3b5bd639163fc7c908324cdad59a62436ff468ebe8addcce143e7d85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.08956",
    "kind": "arxiv",
    "version": 2
  }
}