Pith Number

pith:SMESJQST

pith:2023:SMESJQST2GZYYRRT7KFRKQEPN4

not attested not anchored not stored refs pending

Intra-night optical flux and polarization variability of BL~Lacertae during its 2020 $-$ 2021 high state

Alexander Kurtenkov, Alok C. Gupta, Anton Strigachev, Borislav Spassov, Evgeni Semkov, Goran Damljanovic, Haritma Gaur, Junhui Fan, Milan Stojanovic, Nibedita Kalita, Oliver Vince, Pankaj Kushwaha, Rumen Bachev, Shubham Kishore, Svetlana Boeva, Tushar Tripathi, Vinit Dhiman, Yanko Nikolov

arxiv:2304.03975 v1 · 2023-04-08 · 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{SMESJQST2GZYYRRT7KFRKQEPN4}

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	2026-07-05T06:06:17.806333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

930924c253d1b38c4633fa8b15408f6f06c73668e1a9d95528e73f0740844475

Aliases

arxiv: 2304.03975 · arxiv_version: 2304.03975v1 · doi: 10.48550/arxiv.2304.03975 · pith_short_12: SMESJQST2GZY · pith_short_16: SMESJQST2GZYYRRT · pith_short_8: SMESJQST

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/SMESJQST2GZYYRRT7KFRKQEPN4 \
  | 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: 930924c253d1b38c4633fa8b15408f6f06c73668e1a9d95528e73f0740844475

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acd5f109ce766ba2b0c8dcca41f94b5f343aeaa0985403714b4ced476227b471",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-04-08T10:00:20Z",
    "title_canon_sha256": "97de99121ead664ff314b4f5c5a4a1bc95e79ed3826d0613e391c1a1420117d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.03975",
    "kind": "arxiv",
    "version": 1
  }
}