Pith Number

pith:4DPEE2Y4

pith:2023:4DPEE2Y4JPOIQFRIVAPDH3D7KZ

not attested not anchored not stored refs pending

Investigating Possible Correlations between Gamma-Ray and Optical Lightcurves for TeV-Detected Northern Blazars over 8 Years of Observations

Alberto C. Sadun, Atreya Acharyya

arxiv:2307.00333 v1 · 2023-07-01 · 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{4DPEE2Y4JPOIQFRIVAPDH3D7KZ}

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	2026-07-05T06:26:55.031156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0de426b1c4bdc881628a81e33ec7f56452c2571c1cef5b3dafa01635cf7ace7

Aliases

arxiv: 2307.00333 · arxiv_version: 2307.00333v1 · doi: 10.48550/arxiv.2307.00333 · pith_short_12: 4DPEE2Y4JPOI · pith_short_16: 4DPEE2Y4JPOIQFRI · pith_short_8: 4DPEE2Y4

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/4DPEE2Y4JPOIQFRIVAPDH3D7KZ \
  | 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: e0de426b1c4bdc881628a81e33ec7f56452c2571c1cef5b3dafa01635cf7ace7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8116c7f5e06eb04630d716fbe46aa9883b9db2719651dddba762a3598bc91ca",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-07-01T13:04:52Z",
    "title_canon_sha256": "0991ed2b1e1083bc1f16c56db17c3e38a98aab6600503f2a3e9b1088f155bddc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.00333",
    "kind": "arxiv",
    "version": 1
  }
}