Pith Number

pith:OGJTFAYG

pith:2025:OGJTFAYGWXIF7AXLFJLA7VBZAR

not attested not anchored not stored refs pending

Do multifrequency polarimetric observations of BL Lac rule out a hadronic origin for its X-ray emission?

A. Sciaccaluga, E. Sobacchi, F. Bolis, F. Tavecchio, S. Boula

arxiv:2505.19784 v2 · 2025-05-26 · 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{OGJTFAYGWXIF7AXLFJLA7VBZAR}

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	2026-07-05T11:35:35.275541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7193328306b5d05f82eb2a560fd439046125d4b6ad5db00493c3a988fb862a19

Aliases

arxiv: 2505.19784 · arxiv_version: 2505.19784v2 · doi: 10.48550/arxiv.2505.19784 · pith_short_12: OGJTFAYGWXIF · pith_short_16: OGJTFAYGWXIF7AXL · pith_short_8: OGJTFAYG

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/OGJTFAYGWXIF7AXLFJLA7VBZAR \
  | 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: 7193328306b5d05f82eb2a560fd439046125d4b6ad5db00493c3a988fb862a19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfb87faeff007ca97bec6eaffbc46c91533c1c618a2a87c03159b82568dc8731",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-05-26T10:15:53Z",
    "title_canon_sha256": "f4535a5f9f2cef3849db9172d641a0368287b5f9a26616e10b7498aba44a6bef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.19784",
    "kind": "arxiv",
    "version": 2
  }
}