Pith Number

pith:YLFAVT47

pith:2008:YLFAVT475WRBTRR5MRDQSN6YNH

not attested not anchored not stored refs pending

VLBI observations of nearby radio loud Active Galactic Nuclei

E. Liuzzo, G.B. Taylor, G. Giovannini, M. Giroletti

arxiv:0810.0143 v1 · 2008-10-01 · 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{YLFAVT475WRBTRR5MRDQSN6YNH}

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	2026-05-18T02:35:14.588531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2ca0acf9feda219c63d64470937d869d5976a0c00ae33697c8008066a5d4237

Aliases

arxiv: 0810.0143 · arxiv_version: 0810.0143v1 · doi: 10.48550/arxiv.0810.0143 · pith_short_12: YLFAVT475WRB · pith_short_16: YLFAVT475WRBTRR5 · pith_short_8: YLFAVT47

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/YLFAVT475WRBTRR5MRDQSN6YNH \
  | 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: c2ca0acf9feda219c63d64470937d869d5976a0c00ae33697c8008066a5d4237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7ee2b94102c528ac9f701e13b55b6412740abaa9d17838d397fb2a074e00fe2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-01T12:23:15Z",
    "title_canon_sha256": "98a0b40ba8f0fa9694e938fe88b1e52b10bcc9b8b9c8924d471f7486dfab3a6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0143",
    "kind": "arxiv",
    "version": 1
  }
}