Pith Number

pith:564QO54X

pith:2019:564QO54XT2VQS3ROXC7KMSHY5R

not attested not anchored not stored refs pending

4MOST Consortium Survey 6: Active Galactic Nuclei

A. Finoguenov, A. Merloni, A. Schwope, D.A. Alexander, D. Rosario, G. Lamer, G. Worseck, J. Comparat, K. Nandra, L. Wisotzki, M. Banerji, M. Krumpe, M. Salvato, M. Steinmetz, R. McMahon, S. Croom, S. Fotopoulou, T. Boller, T. Dwelly, T. Shanks

arxiv:1903.02472 v2 · 2019-03-06 · 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{564QO54XT2VQS3ROXC7KMSHY5R}

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	2026-05-17T23:49:49.900189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efb90777979eab096e2eb8bea648f8ec471a7073f5642c91c005a2861829358a

Aliases

arxiv: 1903.02472 · arxiv_version: 1903.02472v2 · doi: 10.48550/arxiv.1903.02472 · pith_short_12: 564QO54XT2VQ · pith_short_16: 564QO54XT2VQS3RO · pith_short_8: 564QO54X

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/564QO54XT2VQS3ROXC7KMSHY5R \
  | 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: efb90777979eab096e2eb8bea648f8ec471a7073f5642c91c005a2861829358a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfdf553f63220c88b9f728d713dbd2cf00c1c6ddca1fec5d10fa618318804bda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-06T16:10:26Z",
    "title_canon_sha256": "4685d440d83949cbd3c9885b2d86d5317c6972b0d356d9331bc37f49b201ab70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02472",
    "kind": "arxiv",
    "version": 2
  }
}