Pith Number

pith:RQRKABQP

pith:2018:RQRKABQPM5GNYDLFRXMF6NEYJ5

not attested not anchored not stored refs pending

NGC 6744 - A nearby Milky Way twin with a very low-luminosity AGN

J. E. Steiner, Patr\'icia da Silva, R. B. Menezes

arxiv:1807.02604 v1 · 2018-07-07 · 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{RQRKABQPM5GNYDLFRXMF6NEYJ5}

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	2026-05-18T00:11:16.581526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c22a0060f674cdc0d658dd85f34984f5ea7263495c373a0557843d71ed26a19

Aliases

arxiv: 1807.02604 · arxiv_version: 1807.02604v1 · doi: 10.48550/arxiv.1807.02604 · pith_short_12: RQRKABQPM5GN · pith_short_16: RQRKABQPM5GNYDLF · pith_short_8: RQRKABQP

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/RQRKABQPM5GNYDLFRXMF6NEYJ5 \
  | 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: 8c22a0060f674cdc0d658dd85f34984f5ea7263495c373a0557843d71ed26a19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c911d0e9762bd7ea3023b6c67e8e09bc61c0cc3e2cc1a92ba7d8bac79c193eb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-07T02:15:34Z",
    "title_canon_sha256": "b5d8ad8b510d3970a0e9408c2d84ee5a539f91a1d59748c7377d84ff9c024446"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02604",
    "kind": "arxiv",
    "version": 1
  }
}