Pith Number

pith:QUDDLYSA

pith:2014:QUDDLYSA7JJJHTC7CIWWQI6KO5

not attested not anchored not stored refs pending

The dust masses of powerful radio galaxies: clues to the triggering of their activity

C. Ramos Almeida, C. Tadhunter, D. Dicken, N. Nesvadba, N. Ysard, R. Morganti, V. Konyves

arxiv:1408.3637 v1 · 2014-08-15 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUDDLYSA7JJJHTC7CIWWQI6KO5}

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	2026-05-18T01:42:18.461231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

850635e240fa5293cc5f122d6823ca777a17c2ed6403632b4cb0ead71050e800

Aliases

arxiv: 1408.3637 · arxiv_version: 1408.3637v1 · doi: 10.48550/arxiv.1408.3637 · pith_short_12: QUDDLYSA7JJJ · pith_short_16: QUDDLYSA7JJJHTC7 · pith_short_8: QUDDLYSA

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/QUDDLYSA7JJJHTC7CIWWQI6KO5 \
  | 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: 850635e240fa5293cc5f122d6823ca777a17c2ed6403632b4cb0ead71050e800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57a890f372bd9c2a1fadf70e5e2e1348dd84116a0c41edb547848d162408e3a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-08-15T20:00:51Z",
    "title_canon_sha256": "bf702ad2fca5986a1a84a3f685b5aacf2a89a88eeea0c4e75ed236d0b89ae27e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3637",
    "kind": "arxiv",
    "version": 1
  }
}