Pith Number

pith:N423DF74

pith:2011:N423DF74Y75VK3L4XHXMNJPYKP

not attested not anchored not stored refs pending

The UV peak in Active Galactic Nuclei : a false continuum from blurred reflection ?

Andy Lawrence

arxiv:1110.0854 v2 · 2011-10-04 · 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{N423DF74Y75VK3L4XHXMNJPYKP}

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	2026-05-18T02:00:17.818237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f35b197fcc7fb556d7cb9eec6a5f853dadb269c0c4acc7760b1950d0caa0806

Aliases

arxiv: 1110.0854 · arxiv_version: 1110.0854v2 · doi: 10.48550/arxiv.1110.0854 · pith_short_12: N423DF74Y75V · pith_short_16: N423DF74Y75VK3L4 · pith_short_8: N423DF74

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/N423DF74Y75VK3L4XHXMNJPYKP \
  | 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: 6f35b197fcc7fb556d7cb9eec6a5f853dadb269c0c4acc7760b1950d0caa0806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3305220584c4fd6bd5e78085eda04353eab544374fe4d242021574b8eba40137",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-04T21:20:03Z",
    "title_canon_sha256": "223243f6ea437242c8686974644f840070eb63ad60d9996078e031f7fec60ca4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0854",
    "kind": "arxiv",
    "version": 2
  }
}