Pith Number

pith:X36GXGPU

pith:2018:X36GXGPUQXTUKII6EKVANGNAMI

not attested not anchored not stored refs pending

Saturation Effect on Photoionization-driven Broad Absorption Line Variability

Wei-Jian Lu, Ying-Ru Lin

arxiv:1806.08673 v2 · 2018-06-22 · 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{X36GXGPUQXTUKII6EKVANGNAMI}

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	2026-05-18T00:08:40.655948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

befc6b99f485e745211e22aa0699a0623d72676cbe97b855e6818c25988a3e70

Aliases

arxiv: 1806.08673 · arxiv_version: 1806.08673v2 · doi: 10.48550/arxiv.1806.08673 · pith_short_12: X36GXGPUQXTU · pith_short_16: X36GXGPUQXTUKII6 · pith_short_8: X36GXGPU

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/X36GXGPUQXTUKII6EKVANGNAMI \
  | 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: befc6b99f485e745211e22aa0699a0623d72676cbe97b855e6818c25988a3e70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c1d7ff2e16dda08d0380a14246bf1deb9d18db04b8aec777c40865fd9ad534f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-22T13:59:30Z",
    "title_canon_sha256": "69f47eec2585c57c553b27b9d76ed5d0ed5200cd40ca5133ee19abec5ac74d15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08673",
    "kind": "arxiv",
    "version": 2
  }
}