Pith Number

pith:7RE3EBFH

pith:2021:7RE3EBFHIHMD5POUOMKN6ZI5HG

not attested not anchored not stored refs pending

Correlation between optical flux and polarization variations in Flat Spectrum Radio Quasars on diverse timescales

Ashwani Pandey, Bhoomika Rajput, C. S. Stalin

arxiv:2111.08247 v1 · 2021-11-16 · 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{7RE3EBFHIHMD5POUOMKN6ZI5HG}

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	2026-07-05T03:47:26.585983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc49b204a741d83ebdd47314df651d39ad55f78b3167999345e8e35fa8c58b75

Aliases

arxiv: 2111.08247 · arxiv_version: 2111.08247v1 · doi: 10.48550/arxiv.2111.08247 · pith_short_12: 7RE3EBFHIHMD · pith_short_16: 7RE3EBFHIHMD5POU · pith_short_8: 7RE3EBFH

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/7RE3EBFHIHMD5POUOMKN6ZI5HG \
  | 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: fc49b204a741d83ebdd47314df651d39ad55f78b3167999345e8e35fa8c58b75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21084a540ad2b3849fde4c9aa1f4af9677d9a65b51ba57c780b3313f481bfaf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-16T06:08:56Z",
    "title_canon_sha256": "730db6d6622793194b6970d05eaac383b4707b36668a0ba553cbcbda6225008f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.08247",
    "kind": "arxiv",
    "version": 1
  }
}