Pith Number

pith:LZM22YOU

pith:2011:LZM22YOU6PS75UH7UZSAD74PWL

not attested not anchored not stored refs pending

Erratic Jet Wobbling in the BL Lacertae Object OJ287 Revealed by Sixteen Years of 7mm VLBA Observations

Alan P. Marscher, B. Glenn Piner, Ivan Agudo, Jose L. Gomez, Manel Perucho, Maria Rioja, Richard Dodson, Svetlana G. Jorstad

arxiv:1112.4747 v1 · 2011-12-20 · 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{LZM22YOU6PS75UH7UZSAD74PWL}

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	2026-05-18T01:59:04.595645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e59ad61d4f3e5fed0ffa66401ff8fb2fc68b4ae3f38d38f207872cabd52dee6

Aliases

arxiv: 1112.4747 · arxiv_version: 1112.4747v1 · doi: 10.48550/arxiv.1112.4747 · pith_short_12: LZM22YOU6PS7 · pith_short_16: LZM22YOU6PS75UH7 · pith_short_8: LZM22YOU

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/LZM22YOU6PS75UH7UZSAD74PWL \
  | 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: 5e59ad61d4f3e5fed0ffa66401ff8fb2fc68b4ae3f38d38f207872cabd52dee6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52b7422643befcab96d42c62f3514f2d877d967962b8095dd049424bdd0e6dea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-20T16:05:07Z",
    "title_canon_sha256": "b386e60cadfb39f7b4d7efe694632c57b0a0f3c65e56ee54481f0ffd2831738b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4747",
    "kind": "arxiv",
    "version": 1
  }
}