Pith Number

pith:6LAO45KH

pith:2009:6LAO45KHPLAHECVIB2I7QZX4OZ

not attested not anchored not stored refs pending

Unexpected High Brightness Temperature 140 PC from the Core in the Jet of 3C 120

Alan P. Marscher, Ivan Agudo, Jose L. Gomez, Mar Roca-Sogorb, Svetlana G. Jorstad

arxiv:0912.2192 v3 · 2009-12-11 · 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{6LAO45KHPLAHECVIB2I7QZX4OZ}

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	2026-05-18T02:10:24.573552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2c0ee75477ac0720aa80e91f866fc7643e5c0f7e1f6f3f057a67262991663f8

Aliases

arxiv: 0912.2192 · arxiv_version: 0912.2192v3 · doi: 10.48550/arxiv.0912.2192 · pith_short_12: 6LAO45KHPLAH · pith_short_16: 6LAO45KHPLAHECVI · pith_short_8: 6LAO45KH

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/6LAO45KHPLAHECVIB2I7QZX4OZ \
  | 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: f2c0ee75477ac0720aa80e91f866fc7643e5c0f7e1f6f3f057a67262991663f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1aa32c8146b331cab77e25f5705c236adffb0759e2f5b85be0b52930217b665",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-11T10:42:35Z",
    "title_canon_sha256": "d57c4d4d600c3e1585a08c522e70955395024298ad9d8ad5e6781d9d4b05b9d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2192",
    "kind": "arxiv",
    "version": 3
  }
}