Pith Number

pith:JIFRRFFQ

pith:2005:JIFRRFFQUB35PXC5G3XWH7MA57

not attested not anchored not stored refs pending

Imaging redshifts of BL Lac objects

A. Treves (Universita' dell'Insubria), B. Sbarufatti (Universtita' dell'Insubria), R. Falomo (INAF-Padova)

arxiv:astro-ph/0508200 v1 · 2005-08-09 · 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{JIFRRFFQUB35PXC5G3XWH7MA57}

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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.

Cited by

1 paper in Pith

The Fundamental Planes of Black Hole Activity for High-Synchrotron-Peaked BL Lacertae Objects

Receipt and verification

First computed	2026-07-04T17:14:59.440672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a0b1894b0a077d7dc5d36ef63fd80eff1f999e7c7b66b34b7ae677c0fc5e9a9

Aliases

arxiv: astro-ph/0508200 · arxiv_version: astro-ph/0508200v1 · doi: 10.48550/arxiv.astro-ph/0508200 · pith_short_12: JIFRRFFQUB35 · pith_short_16: JIFRRFFQUB35PXC5 · pith_short_8: JIFRRFFQ

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/JIFRRFFQUB35PXC5G3XWH7MA57 \
  | 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: 4a0b1894b0a077d7dc5d36ef63fd80eff1f999e7c7b66b34b7ae677c0fc5e9a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb5b8fe55ffbb13b7935c8a365fb49634fa3ab6c930c5fcf8806eeff7e2a9abf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-08-09T10:20:19Z",
    "title_canon_sha256": "b0ae1a0f07479c85a06828244a31631b2b9accd8dbc4f7878d11e4996a50612b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0508200",
    "kind": "arxiv",
    "version": 1
  }
}