Pith Number

pith:E6JPSSJX

pith:2015:E6JPSSJXBB23IWTEYV2PZ2CJLX

not attested not anchored not stored refs pending

Optical-NIR variability of blazars on diverse timescales

A. Agarwal, A. C. Gupta

arxiv:1510.03383 v1 · 2015-10-07 · astro-ph.HE · 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{E6JPSSJXBB23IWTEYV2PZ2CJLX}

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	2026-05-18T00:27:47.325464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2792f949370875b45a64c574fce8495decd835a21512598bb720f1e8773bef52

Aliases

arxiv: 1510.03383 · arxiv_version: 1510.03383v1 · doi: 10.48550/arxiv.1510.03383 · pith_short_12: E6JPSSJXBB23 · pith_short_16: E6JPSSJXBB23IWTE · pith_short_8: E6JPSSJX

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/E6JPSSJXBB23IWTEYV2PZ2CJLX \
  | 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: 2792f949370875b45a64c574fce8495decd835a21512598bb720f1e8773bef52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd1a4cacccd9053f90c8e44bbdb3fb61347af7859e7462fa8082fe76e4ec0d49",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-10-07T07:15:59Z",
    "title_canon_sha256": "deaef89c7f64508dda2dde5e6a00b6f2b1a62225ce0be847174458854403d347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03383",
    "kind": "arxiv",
    "version": 1
  }
}