Pith Number

pith:YTNWWKE3

pith:2021:YTNWWKE3FTEXZLNAEG6EF3OZL7

not attested not anchored not stored refs pending

Long-term and multi-wavelength evolution of a changing-look AGN Mrk 1018

Bing Lyu, Qingwen Wu, Wenfei Yu, Zhen Yan

arxiv:2106.03059 v2 · 2021-06-06 · 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{YTNWWKE3FTEXZLNAEG6EF3OZL7}

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	2026-07-05T02:57:22.678381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4db6b289b2cc97cada021bc42edd95fe7b27cc0205abf293170c150f059d911

Aliases

arxiv: 2106.03059 · arxiv_version: 2106.03059v2 · doi: 10.48550/arxiv.2106.03059 · pith_short_12: YTNWWKE3FTEX · pith_short_16: YTNWWKE3FTEXZLNA · pith_short_8: YTNWWKE3

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/YTNWWKE3FTEXZLNAEG6EF3OZL7 \
  | 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: c4db6b289b2cc97cada021bc42edd95fe7b27cc0205abf293170c150f059d911

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f726ebf86b56e8645262c158f7e3e4ee5c3bbf0e7f48136a5614412a8acf5a58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-06-06T08:17:04Z",
    "title_canon_sha256": "11640984ad692b5ce65cb5fde930c7eb8e1ecbea0240e77a806487afa1ce1d8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.03059",
    "kind": "arxiv",
    "version": 2
  }
}