Pith Number

pith:LKS47BKI

pith:2000:LKS47BKI6WKOCM2MSTXIDPVEDG

not attested not anchored not stored refs pending

The 0.1-200 keV spectrum of the blazar PKS 2005-489 during an active state

A. Celotti, A. Treves, A. Wolter, F. Tavecchio, G. Ghisellini, G. Tagliaferri, I.S. Glass, L. Chiappetti, L. Maraschi, M. Chiaberge, P. Giommi

arxiv:astro-ph/0012503 v1 · 2000-12-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKS47BKI6WKOCM2MSTXIDPVEDG}

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	2026-07-04T16:17:50.906972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5aa5cf8548f594e1334c94ee81bea419966bafdf077cc7fc7f13453f8ef8e6d1

Aliases

arxiv: astro-ph/0012503 · arxiv_version: astro-ph/0012503v1 · doi: 10.48550/arxiv.astro-ph/0012503 · pith_short_12: LKS47BKI6WKO · pith_short_16: LKS47BKI6WKOCM2M · pith_short_8: LKS47BKI

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/LKS47BKI6WKOCM2MSTXIDPVEDG \
  | 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: 5aa5cf8548f594e1334c94ee81bea419966bafdf077cc7fc7f13453f8ef8e6d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c33437965201c08f18ed6aa123c409d11857210609038477149a953eb80c276f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-12-27T11:30:50Z",
    "title_canon_sha256": "46052742d67ad9fb4f1222e5d8aa152cfbb2529a406affecd5d6e0cad4b7846c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0012503",
    "kind": "arxiv",
    "version": 1
  }
}