Pith Number

pith:3PAOFOA3

pith:2018:3PAOFOA3QUQPYA2WSAD5OPQH6M

not attested not anchored not stored refs pending

Relativistic reflection from accretion disks in the population of Active Galactic Nuclei at z=0.5-4

Johannes Buchner, Kirpal Nandra, Linda Baronchelli

arxiv:1807.10677 v1 · 2018-07-27 · 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{3PAOFOA3QUQPYA2WSAD5OPQH6M}

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	2026-05-18T00:08:37.639063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbc0e2b81b8520fc03569007d73e07f307b0efecc1cd76473ccc6968e2403716

Aliases

arxiv: 1807.10677 · arxiv_version: 1807.10677v1 · doi: 10.48550/arxiv.1807.10677 · pith_short_12: 3PAOFOA3QUQP · pith_short_16: 3PAOFOA3QUQPYA2W · pith_short_8: 3PAOFOA3

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/3PAOFOA3QUQPYA2WSAD5OPQH6M \
  | 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: dbc0e2b81b8520fc03569007d73e07f307b0efecc1cd76473ccc6968e2403716

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6943a253e6dc4560d1e86777ec3c62d876c1b0873a417a825142b569659fbb31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-07-27T15:16:10Z",
    "title_canon_sha256": "67ea3b88bd58948fea099fe5c3da452637ff6b2824a25e73618b0d91ddabea5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10677",
    "kind": "arxiv",
    "version": 1
  }
}