Pith Number

pith:PC2FJ4FF

pith:2026:PC2FJ4FF4LZBGRFKCY6W7S3JG6

not attested not anchored not stored refs pending

Spectroscopic Analysis of Fermi-detected Blazars using SDSS-V

Amy L. Rankine, Andrea Merloni, Anton Koekemoer, Axel Schwope, Benny Trakhtenbrot, Catarina Aydar, Donald P. Schneider, Eli Kasai, James Aird, Joel R. Brownstein, Lorena Hern\'andez-Garc\'ia, Mara Salvato, Mohammed Iddrisu Nlowie, Paloma Guetzoyan, Paola Rodr\'iguez Hidalgo, Pranavi Hiremath, Scott Anderson, Sean Morrison, William N. Brandt, Xinyu Dai

arxiv:2607.26175 v1 · 2026-07-28 · 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{PC2FJ4FF4LZBGRFKCY6W7S3JG6}

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	2026-07-30T00:08:38.178934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

78b454f0a5e2f21344aa163d6fcb6937bd2f75b7a2e324c0e41f58a1f18a7164

Aliases

arxiv: 2607.26175 · arxiv_version: 2607.26175v1 · doi: 10.48550/arxiv.2607.26175 · pith_short_12: PC2FJ4FF4LZB · pith_short_16: PC2FJ4FF4LZBGRFK · pith_short_8: PC2FJ4FF

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/PC2FJ4FF4LZBGRFKCY6W7S3JG6 \
  | 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: 78b454f0a5e2f21344aa163d6fcb6937bd2f75b7a2e324c0e41f58a1f18a7164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "870467d3f4572481d2b7445082b76087dabfab2977a2bc150df91ec746578dc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-28T18:30:44Z",
    "title_canon_sha256": "3473eff64e02c12cc1985a244235ff464f0e3bcbb6f22cee6ed0802b67e2aa03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26175",
    "kind": "arxiv",
    "version": 1
  }
}