Pith Number

pith:UJISDS7L

pith:2019:UJISDS7LG2TYAGTRKBFNXBHVCG

not attested not anchored not stored refs pending

An accreting supermassive black hole irradiating molecular gas in NGC 2110

Aditya Togi (St. Mary's University), David J. Rosario (CEA, Dieter Lutz (MPE), Durham University), Leonard Burtscher (Leiden University), Ric Davies (MPE), Taro Shimizu (MPE)

arxiv:1903.07637 v1 · 2019-03-18 · 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{UJISDS7LG2TYAGTRKBFNXBHVCG}

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	2026-05-17T23:47:57.609960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a25121cbeb36a7801a71504adb84f511af6a3913d2b53737c229c3444f7f4146

Aliases

arxiv: 1903.07637 · arxiv_version: 1903.07637v1 · doi: 10.48550/arxiv.1903.07637 · pith_short_12: UJISDS7LG2TY · pith_short_16: UJISDS7LG2TYAGTR · pith_short_8: UJISDS7L

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/UJISDS7LG2TYAGTRKBFNXBHVCG \
  | 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: a25121cbeb36a7801a71504adb84f511af6a3913d2b53737c229c3444f7f4146

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8a7c8f3048cb81e7058e3ef7f907df424946eb23b97d9d814941bdd0913ee9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-18T18:02:19Z",
    "title_canon_sha256": "c4a9b8665776a9a962ccaaf0b5d6747d8ae0b9ea1554a0f1e7d9a875035f748f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07637",
    "kind": "arxiv",
    "version": 1
  }
}