Pith Number

pith:LXOCI5OI

pith:2020:LXOCI5OIOG2SWVV5WUJNWBKUNI

not attested not anchored not stored refs pending

A Family Tree of Optical Transients from Narrow-Line Seyfert 1 Galaxies

Ashish A. Mahabal, Ben Rusholme, Charlotte Ward, Daniel A. Perley, Daniel Stern, Dmitry A. Duev, Erica Hammerstein, Eric C. Bellm, Frank J. Masci, Igor Andreoni, Jesper Sollerman, Lin Yan, Marek Kowalski, Matthew J. Graham, Michael Medford, Richard Walters, Sara Frederick, Sjoert van Velzen, Suvi Gezari, Tiara Hung

arxiv:2010.08554 v1 · 2020-10-16 · 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{LXOCI5OIOG2SWVV5WUJNWBKUNI}

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	2026-07-05T03:23:37.276289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ddc2475c871b52b56bdb512db05546a175c0a01d575aee6dbae9b1fc7ccf16e

Aliases

arxiv: 2010.08554 · arxiv_version: 2010.08554v1 · doi: 10.48550/arxiv.2010.08554 · pith_short_12: LXOCI5OIOG2S · pith_short_16: LXOCI5OIOG2SWVV5 · pith_short_8: LXOCI5OI

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/LXOCI5OIOG2SWVV5WUJNWBKUNI \
  | 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: 5ddc2475c871b52b56bdb512db05546a175c0a01d575aee6dbae9b1fc7ccf16e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd586b767842e83bb1255b3d17131aaeefb7b384af756dc00156d64d3e1f7bf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-10-16T18:00:00Z",
    "title_canon_sha256": "a86ed64ee8faa8aee1f156ef75546e46195f9b960c6609fbd37474aed33d7075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.08554",
    "kind": "arxiv",
    "version": 1
  }
}