Pith Number

pith:STJRX4Q2

pith:2022:STJRX4Q2LWTUMHDMLJHBDMTL4F

not attested not anchored not stored refs pending

Coevolution of broad emission lines and X-ray spectrum in changing-look AGNs

Bing Lyu, Hao Liu, Qingwen Wu

arxiv:2206.02011 v1 · 2022-06-04 · 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{STJRX4Q2LWTUMHDMLJHBDMTL4F}

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	2026-07-05T04:28:59.432616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94d31bf21a5da7461c6c5a4e11b26be1479eba0c6050de4b079bf791320d0abe

Aliases

arxiv: 2206.02011 · arxiv_version: 2206.02011v1 · doi: 10.48550/arxiv.2206.02011 · pith_short_12: STJRX4Q2LWTU · pith_short_16: STJRX4Q2LWTUMHDM · pith_short_8: STJRX4Q2

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/STJRX4Q2LWTUMHDMLJHBDMTL4F \
  | 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: 94d31bf21a5da7461c6c5a4e11b26be1479eba0c6050de4b079bf791320d0abe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc80525994dfba8a9eac288eefb540b4821aac528e964c98d968a718f2f7f99c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-06-04T15:15:39Z",
    "title_canon_sha256": "ba829b4932b162e31d521e7d7eb3eab650c12f952767a6e80ff8ac3f12d39774"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.02011",
    "kind": "arxiv",
    "version": 1
  }
}