Pith Number

pith:C7AFFYNS

pith:2010:C7AFFYNSIZ3RS7OM5JRY3HEMDR

not attested not anchored not stored refs pending

Optical microvariability properties of BALQSOs

((1) ARIES, (2) Department of Physics, Alok C. Gupta (1), Hum Chand (1), India, Nainital, Paul J. Wiita (2), Ravi Joshi (1), The College of New Jersey)

arxiv:1011.5611 v1 · 2010-11-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7AFFYNSIZ3RS7OM5JRY3HEMDR}

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	2026-05-18T02:04:39.004211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17c052e1b24677197dccea638d9c8c1c4a1f1268c18c70631fdcc9169bd5b614

Aliases

arxiv: 1011.5611 · arxiv_version: 1011.5611v1 · doi: 10.48550/arxiv.1011.5611 · pith_short_12: C7AFFYNSIZ3R · pith_short_16: C7AFFYNSIZ3RS7OM · pith_short_8: C7AFFYNS

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/C7AFFYNSIZ3RS7OM5JRY3HEMDR \
  | 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: 17c052e1b24677197dccea638d9c8c1c4a1f1268c18c70631fdcc9169bd5b614

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b08e041b7c1cc4b49b42d54819fa434507665953b7d9596f88895450cab9865f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-25T12:33:45Z",
    "title_canon_sha256": "589986f71475c59d82ebc3d53a3872efb25d30ccb8a1e3d072ee553d0e3be013"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5611",
    "kind": "arxiv",
    "version": 1
  }
}