Pith Number

pith:YQWYHN54

pith:2023:YQWYHN54HNISCQOK6NHBGS3YX5

not attested not anchored not stored refs pending

X-ray Unveiling Events in a z~1.6 Active Galactic Nucleus in the 7 Ms Chandra Deep Field-South

Andy C. Fabian, Anton M. Koekemoer, Bin Luo, Cristian Vignali, Demetra De Cicco, Donald P. Schneider, Fabio Vito, Franz E. Bauer, Jonathan R. Trump, Jun-Xian Wang, Li-Ming Yu, Maurizio Paolillo, Ohad Shemmer, Paolo Tozzi, Roberto Gilli, William N. Brandt, Yongquan Xue

arxiv:2303.03438 v1 · 2023-03-06 · 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{YQWYHN54HNISCQOK6NHBGS3YX5}

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	2026-07-05T06:12:45.604930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c42d83b7bc3b512141caf34e134b78bf76390875e33e953cff8d3a7e7fd21bd5

Aliases

arxiv: 2303.03438 · arxiv_version: 2303.03438v1 · doi: 10.48550/arxiv.2303.03438 · pith_short_12: YQWYHN54HNIS · pith_short_16: YQWYHN54HNISCQOK · pith_short_8: YQWYHN54

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/YQWYHN54HNISCQOK6NHBGS3YX5 \
  | 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: c42d83b7bc3b512141caf34e134b78bf76390875e33e953cff8d3a7e7fd21bd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11ae787367377640b69791fb58f9417e33d0f585c9eb246a68104eb8fffb4eb9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-03-06T19:01:29Z",
    "title_canon_sha256": "9343ff15386e671da9afe78eeb1147aca3a28ec1b14bbb543f843b68aa67619f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.03438",
    "kind": "arxiv",
    "version": 1
  }
}