Pith Number

pith:2JFYA7IP

pith:2014:2JFYA7IP6FSGPPIILWLCKDLCU2

not attested not anchored not stored refs pending

The AGN content of deep radio surveys and radio emission in radio-quiet AGN. Why every astronomer should care about deep radio fields

(2) Stevenson University, 4), (4) Dipartimento di Fisica e Scienze della Terra, (5) INAF, (6) INAF, Charlottesville, Ferrara, Firenze, K. I. Kellermann (3), M. Bonzini (1), MD (3) NRAO, N. Miller (2), P. Padovani (1), P. Rosati (1, P. Tozzi (5), S. Vattakunnel (6) ((1) ESO, Trieste), VA, V. Mainieri (1)

arxiv:1401.1342 v1 · 2014-01-07 · astro-ph.GA · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2JFYA7IP6FSGPPIILWLCKDLCU2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:45:33.301148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d24b807d0ff16467bd085d96250d62a6bdb1f9df812e2046db88ec9a6fcc5122

Aliases

arxiv: 1401.1342 · arxiv_version: 1401.1342v1 · doi: 10.48550/arxiv.1401.1342 · pith_short_12: 2JFYA7IP6FSG · pith_short_16: 2JFYA7IP6FSGPPII · pith_short_8: 2JFYA7IP

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/2JFYA7IP6FSGPPIILWLCKDLCU2 \
  | 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: d24b807d0ff16467bd085d96250d62a6bdb1f9df812e2046db88ec9a6fcc5122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "911f1c2f562c1f47f1fc4afdc9b3221c551eae3ec210e6e74bf5497033375a20",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-01-07T11:22:03Z",
    "title_canon_sha256": "b994bb64b79515ac0795942a223f32b42222ea0d1ac731a80520c263e76a35d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1342",
    "kind": "arxiv",
    "version": 1
  }
}