Pith Number

pith:QJ2OFWGS

pith:2020:QJ2OFWGSEQMPTIFIAII3VHZZOM

not attested not anchored not stored refs pending

Tracking the year-to-year variation in the spectral energy distribution of the Narrow-line Seyfert 1 Galaxy Mrk335

A. L. Longinotti, D. Grupe, G. Kriss, K. M. McGrath, L. C. Gallo, M. Berton, S. Komossa, S. Tripathi

arxiv:2009.05705 v1 · 2020-09-12 · 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{QJ2OFWGSEQMPTIFIAII3VHZZOM}

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.

Cited by

1 paper in Pith

The emergence of X-ray emission lines during relativistic radio-jet formation in the changing-look active galactic nucleus 1ES 1927+654

Receipt and verification

First computed	2026-07-05T01:44:20.191017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8274e2d8d22418f9a0a80211ba9f39730378de74500d785b3767e30144d7f5bc

Aliases

arxiv: 2009.05705 · arxiv_version: 2009.05705v1 · doi: 10.48550/arxiv.2009.05705 · pith_short_12: QJ2OFWGSEQMP · pith_short_16: QJ2OFWGSEQMPTIFI · pith_short_8: QJ2OFWGS

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/QJ2OFWGSEQMPTIFIAII3VHZZOM \
  | 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: 8274e2d8d22418f9a0a80211ba9f39730378de74500d785b3767e30144d7f5bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdf4a5d0ab4a621b56340a891af2a29453babbaa222ea4a58b95c24e2d868e5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-12T02:25:26Z",
    "title_canon_sha256": "793e603077fe165abbc7212effd0ef4c231227dea61766457c5aeb1911489ea9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.05705",
    "kind": "arxiv",
    "version": 1
  }
}