Pith Number

pith:7HPNJZWP

pith:2013:7HPNJZWPMS7EHBDMUTQWH7XHD7

not attested not anchored not stored refs pending

Multiwavelength observations of the gamma-ray emitting narrow-line Seyfert 1 PMN J0948+0022 in 2011

A. Carraminana (INAOE, A. C. S. Readhead (Cahill Center for Astronomy, A. J. Drake (California Institute of Technology), A. Porras (INAOE, Astrophysics), C. M. Raiteri (INAF-OA Torino), Dep. of Physics, E. Angelakis (MPIfR), E. Recillas (INAOE, F. D'Ammando (INAF-IRA), J. Larsson (KTH, J. L. Richards (Dep. of Physics, L. Carrasco (INAOE, L. Fuhrmann (MPIfR), Mexico), M. Giroletti (INAF-IRA), M. Orienti (INAF-IRA), Purdue University), the Oskar Klein Centre), T. Hovatta (Cahill Center for Astronomy, W. Max-Moerbeck (Cahill Center for Astronomy

arxiv:1312.5522 v1 · 2013-12-19 · astro-ph.HE · astro-ph.CO · 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{7HPNJZWPMS7EHBDMUTQWH7XHD7}

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	2026-05-18T01:45:44.020849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9ded4e6cf64be43846ca4e163fee71fca93ef74b81b89988384865427bd94ce

Aliases

arxiv: 1312.5522 · arxiv_version: 1312.5522v1 · doi: 10.48550/arxiv.1312.5522 · pith_short_12: 7HPNJZWPMS7E · pith_short_16: 7HPNJZWPMS7EHBDM · pith_short_8: 7HPNJZWP

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/7HPNJZWPMS7EHBDMUTQWH7XHD7 \
  | 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: f9ded4e6cf64be43846ca4e163fee71fca93ef74b81b89988384865427bd94ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3e0b506ae37f4dea24bb0d75306a4017a01320e11d0d35798703315be6df6b7",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-12-19T12:57:08Z",
    "title_canon_sha256": "11d3e8fc2a423977431676085587758a5d789f072dad6aa8e3b935c6d34690a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5522",
    "kind": "arxiv",
    "version": 1
  }
}