Pith Number

pith:V6NVOPJD

pith:2011:V6NVOPJDY5XEQ3EYIYAVF2CQJZ

not attested not anchored not stored refs pending

Optically Faint Radio Sources: Reborn AGN?

Catarina Lobo, Jarle Brinchmann, Mercedes E. Filho, Sonia Ant\'on

arxiv:1110.0339 v1 · 2011-10-03 · 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{V6NVOPJDY5XEQ3EYIYAVF2CQJZ}

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	2026-05-18T02:00:18.758764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af9b573d23c76e486c98460152e8504e4a66a7c75820a697b36c4f918893b07b

Aliases

arxiv: 1110.0339 · arxiv_version: 1110.0339v1 · doi: 10.48550/arxiv.1110.0339 · pith_short_12: V6NVOPJDY5XE · pith_short_16: V6NVOPJDY5XEQ3EY · pith_short_8: V6NVOPJD

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/V6NVOPJDY5XEQ3EYIYAVF2CQJZ \
  | 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: af9b573d23c76e486c98460152e8504e4a66a7c75820a697b36c4f918893b07b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ca1a2aaa5ec72a0bd727c8e34cd2beba447c5b293905b0232e3cf119108da92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-03T12:32:00Z",
    "title_canon_sha256": "019d129fa242d42f6457f972305f1ac2dc84cd015d457ef9c25aa16e6a4e0948"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0339",
    "kind": "arxiv",
    "version": 1
  }
}