Pith Number

pith:ASJVOWJD

pith:2011:ASJVOWJDBSPYJBEPH3TOG34JK3

not attested not anchored not stored refs pending

Are Active Galactic Nuclei the Solution to the Excess Cosmic Radio Background at 1.4 GHz?

Aden R. Draper, David R. Ballantyne, Sam Northcott

arxiv:1110.0453 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{ASJVOWJDBSPYJBEPH3TOG34JK3}

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	2026-05-18T02:00:18.553960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04935759230c9f84848f3ee6e36f8956d83341952d5933e704d65fbf8bc606d3

Aliases

arxiv: 1110.0453 · arxiv_version: 1110.0453v1 · doi: 10.48550/arxiv.1110.0453 · pith_short_12: ASJVOWJDBSPY · pith_short_16: ASJVOWJDBSPYJBEP · pith_short_8: ASJVOWJD

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/ASJVOWJDBSPYJBEPH3TOG34JK3 \
  | 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: 04935759230c9f84848f3ee6e36f8956d83341952d5933e704d65fbf8bc606d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81fffd0fc4803473661b1b6426c14726fd3b9647725b6cc5384fe4b25efe5009",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-03T19:43:08Z",
    "title_canon_sha256": "17617a293be43c066e8d3fddee5d85fdc78be3e9f4660cb9a00a1815ec4d6a76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0453",
    "kind": "arxiv",
    "version": 1
  }
}