Pith Number

pith:SNI7BX5N

pith:2012:SNI7BX5NYUYYMIIGQQZBKV5MHV

not attested not anchored not stored refs pending

Effects of Kerr Strong Gravity on Quasar X-ray Microlensing

Bin Chen, Eddie Baron, Ronald Kantowski, Xinyu Dai

arxiv:1211.6487 v1 · 2012-11-28 · astro-ph.HE · astro-ph.CO · astro-ph.GA · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SNI7BX5NYUYYMIIGQQZBKV5MHV}

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	2026-05-18T01:52:54.070629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9351f0dfadc53186210684321557ac3d7d7d4b268f67ee67af308e5d98468abe

Aliases

arxiv: 1211.6487 · arxiv_version: 1211.6487v1 · doi: 10.48550/arxiv.1211.6487 · pith_short_12: SNI7BX5NYUYY · pith_short_16: SNI7BX5NYUYYMIIG · pith_short_8: SNI7BX5N

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/SNI7BX5NYUYYMIIGQQZBKV5MHV \
  | 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: 9351f0dfadc53186210684321557ac3d7d7d4b268f67ee67af308e5d98468abe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a78038f1364a86d3cab1185d2ce89ab0414e4260d47778a00d9230be55bcd96",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-11-28T00:28:47Z",
    "title_canon_sha256": "bd78c0ea281e0e2e46b52a7691c1dfbb02ae175c708bcd567e7a7df3faffeea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6487",
    "kind": "arxiv",
    "version": 1
  }
}