Pith Number

pith:OIY5DWCZ

pith:2022:OIY5DWCZVOVXRYGSOD2O2D6GR3

not attested not anchored not stored refs pending

The lively accretion disk in NGC 2992. II. The 2019/2021 X-ray monitoring campaigns

A. Luminari, A. Marinucci, B. De Marco, E. Nardini, F. Vagnetti, G. Matt, J. N. Reeves, M. Perri, R. Middei, S. Bianchi, V. Braito

arxiv:2205.07904 v1 · 2022-05-16 · astro-ph.HE · 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{OIY5DWCZVOVXRYGSOD2O2D6GR3}

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	2026-07-05T04:26:04.424992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7231d1d859abab78e0d270f4ed0fc68edac40aa2cb73c70b6e7a1348e8e2eccc

Aliases

arxiv: 2205.07904 · arxiv_version: 2205.07904v1 · doi: 10.48550/arxiv.2205.07904 · pith_short_12: OIY5DWCZVOVX · pith_short_16: OIY5DWCZVOVXRYGS · pith_short_8: OIY5DWCZ

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/OIY5DWCZVOVXRYGSOD2O2D6GR3 \
  | 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: 7231d1d859abab78e0d270f4ed0fc68edac40aa2cb73c70b6e7a1348e8e2eccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58f1f63070eeedf20a69f1d8e7ebaea0ea82d4f7be0308321df1b09c46177fad",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-05-16T18:00:03Z",
    "title_canon_sha256": "8113733b66690fe493c85a96957a390c0ef7bf37fa093a4dfd4e1248b1b098d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.07904",
    "kind": "arxiv",
    "version": 1
  }
}