Pith Number

pith:ECOEIMD7

pith:2009:ECOEIMD76EF7T6G5V3VRKPFWC6

not attested not anchored not stored refs pending

Observational evidence for the link between the variable optical continuum and the subparsec-scale jet of the radio galaxy 3C 390.3

A.I. Shapovalova, A.N. Burenkov, A.P. Lobanov, J.A. Zensus, J. Leon-Tavares, T.G. Arshakian, V.H. Chavushyan

arxiv:0909.2679 v3 · 2009-09-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECOEIMD76EF7T6G5V3VRKPFWC6}

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	2026-05-18T02:11:47.892041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

209c44307ff10bf9f8ddaeeb153cb6178006a7046d7d859d51ed3c08326a6b31

Aliases

arxiv: 0909.2679 · arxiv_version: 0909.2679v3 · doi: 10.48550/arxiv.0909.2679 · pith_short_12: ECOEIMD76EF7 · pith_short_16: ECOEIMD76EF7T6G5 · pith_short_8: ECOEIMD7

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/ECOEIMD76EF7T6G5V3VRKPFWC6 \
  | 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: 209c44307ff10bf9f8ddaeeb153cb6178006a7046d7d859d51ed3c08326a6b31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3adb986350057dbb5c7b72952cffeb6f3f2849e1e71427c07c3cca571f3609e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-14T22:11:08Z",
    "title_canon_sha256": "a7f7b7038a865107e210f4723e292e307f0b8ec202a5c3c4bbd0669f29cdd812"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2679",
    "kind": "arxiv",
    "version": 3
  }
}