Pith Number

pith:3CVEJ4MI

pith:2026:3CVEJ4MIW74RN6Y34XGV3273DP

not attested not anchored not stored refs pending

Strong X-ray Variability of I Zwicky 1: Obscuration from Clumpy Accretion-Disk Winds

Bin Luo, Jian Huang, Luis C. Ho, Qingling Ni, W. N. Brandt

arxiv:2605.22918 v1 · 2026-05-21 · astro-ph.HE · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3CVEJ4MIW74RN6Y34XGV3273DP}

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	2026-05-25T02:01:29.871163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8aa44f188b7f916fb1be5cd5debfb1bf75e317fb9168d999b520f17436cf40a

Aliases

arxiv: 2605.22918 · arxiv_version: 2605.22918v1 · doi: 10.48550/arxiv.2605.22918 · pith_short_12: 3CVEJ4MIW74R · pith_short_16: 3CVEJ4MIW74RN6Y3 · pith_short_8: 3CVEJ4MI

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/3CVEJ4MIW74RN6Y34XGV3273DP \
  | 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: d8aa44f188b7f916fb1be5cd5debfb1bf75e317fb9168d999b520f17436cf40a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b66feb29c205277c50438e4bb9687f9bb4fe2b464fa8186b1e09f66bf7968a9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-05-21T18:00:35Z",
    "title_canon_sha256": "8bc13bd8e7c1d857ffc7bb119ed36bb0ae7870fb726dee83b5b6e497d1d6444b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22918",
    "kind": "arxiv",
    "version": 1
  }
}