Pith Number

pith:METDLUN6

pith:2026:METDLUN6TON7Z3MYWF6FYK7GWQ

not attested not anchored not stored refs pending

Probing the High-Energy Emission of the VHE-emitting Changing-Look Blazar B2 1420+32

Anjum Peer, Bari Maqbool, Ranjeev Misra, Sikandar Akbar, Zahir Shah

arxiv:2607.20375 v1 · 2026-07-22 · 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{METDLUN6TON7Z3MYWF6FYK7GWQ}

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	2026-07-23T01:25:17.566342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

612635d1be9b9bfced98b17c5c2be6b425d13ae335a2fbbc0afe69ea304f1927

Aliases

arxiv: 2607.20375 · arxiv_version: 2607.20375v1 · doi: 10.48550/arxiv.2607.20375 · pith_short_12: METDLUN6TON7 · pith_short_16: METDLUN6TON7Z3MY · pith_short_8: METDLUN6

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/METDLUN6TON7Z3MYWF6FYK7GWQ \
  | 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: 612635d1be9b9bfced98b17c5c2be6b425d13ae335a2fbbc0afe69ea304f1927

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eb524a61f33d8e3c3f5286ec029b56abfa617e62732e4c976633f862773d458",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-22T17:04:30Z",
    "title_canon_sha256": "0fe7ac2c93475dc58717dc1ba170ee4a1fe9c9c8c4dde0d710c4a19b0caf120c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20375",
    "kind": "arxiv",
    "version": 1
  }
}