Pith Number

pith:BLI3GQAI

pith:1995:BLI3GQAINOEW75ZH2WSDGDHQ5C

not attested not anchored not stored refs pending

VLBI Observations of Low Power Radio Galaxies

G. Giovannini, J.M. Marcaide, L. Feretti, L. Lara, T.Venturi, W.D. Cotton

arxiv:astro-ph/9506034 v1 · 1995-06-06 · 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{BLI3GQAINOEW75ZH2WSDGDHQ5C}

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	2026-07-04T14:14:33.406920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ad1b340086b896ff727d5a4330cf0e8b8aad5975469c5e16e0588b48a2e63a9

Aliases

arxiv: astro-ph/9506034 · arxiv_version: astro-ph/9506034v1 · doi: 10.48550/arxiv.astro-ph/9506034 · pith_short_12: BLI3GQAINOEW · pith_short_16: BLI3GQAINOEW75ZH · pith_short_8: BLI3GQAI

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/BLI3GQAINOEW75ZH2WSDGDHQ5C \
  | 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: 0ad1b340086b896ff727d5a4330cf0e8b8aad5975469c5e16e0588b48a2e63a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc6f7f70a5aa9502e853f1b8bed6900c2f55a262d9d11106bfdd071201a44381",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-06-06T07:53:46Z",
    "title_canon_sha256": "8ffeecf7e9604a309304b3f2b89247c867d3e6fa165a02a202fc97ad3a8980b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9506034",
    "kind": "arxiv",
    "version": 1
  }
}