Pith Number

pith:C44NSBP3

pith:2019:C44NSBP3WHZHYYHMDBQOVXJALU

not attested not anchored not stored refs pending

X-ray Reverberation Observational Modelling in Active Galactic Nuclei

(2) U. of Crete, 3), (3) F. for Research, Crete), Heraklion, I. Papadakis (2, M. Bursa (1), M. D. Caballero-Garcia (1), M. Dovciak (1), Prague, Technology, V. Karas (1) ((1) ASU-CAS

arxiv:1901.04357 v4 · 2019-01-14 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-17T23:53:41.214480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1738d905fbb1f27c60ec1860eadd205d28921e6fd57e8b8142706d0ad1829ea2

Aliases

arxiv: 1901.04357 · arxiv_version: 1901.04357v4 · doi: 10.48550/arxiv.1901.04357 · pith_short_12: C44NSBP3WHZH · pith_short_16: C44NSBP3WHZHYYHM · pith_short_8: C44NSBP3

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/C44NSBP3WHZHYYHMDBQOVXJALU \
  | 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: 1738d905fbb1f27c60ec1860eadd205d28921e6fd57e8b8142706d0ad1829ea2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b896fa8697bc2082efd200e2b0b61b6aa04c2da34c10b4fc834cd7905428bff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-01-14T15:05:02Z",
    "title_canon_sha256": "4899a1cfd46d655d84f8a35e1ed0bfb959777cfef7625989d2ffd061bcf1dcd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.04357",
    "kind": "arxiv",
    "version": 4
  }
}