Pith Number

pith:CH5XZUXN

pith:2015:CH5XZUXNSYDSWYHZFR2RX6ITNC

not attested not anchored not stored refs pending

Mining the XRT archive to probe the X-ray absorber structure in the AGN population

2), (2) University of Maryland, (3) Universita' degli Studi di Bologna, 4) ((1) INAF-OABrera, (4) INAF-OAB, A. Caccianiga (1), A. Moretti (1), C. Vignali (3, Italy, Italy), L. Ballo (1), P. Severgnini (1), R. Della Ceca (1), S. Andreon (1), S. Campana (1), USA, V. Braito (1

arxiv:1505.02593 v1 · 2015-05-11 · 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{CH5XZUXNSYDSWYHZFR2RX6ITNC}

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	2026-05-18T02:16:12.181591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11fb7cd2ed96072b60f92c751bf9136896233906b692a5723bb0e321b21a4fb6

Aliases

arxiv: 1505.02593 · arxiv_version: 1505.02593v1 · doi: 10.48550/arxiv.1505.02593 · pith_short_12: CH5XZUXNSYDS · pith_short_16: CH5XZUXNSYDSWYHZ · pith_short_8: CH5XZUXN

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/CH5XZUXNSYDSWYHZFR2RX6ITNC \
  | 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: 11fb7cd2ed96072b60f92c751bf9136896233906b692a5723bb0e321b21a4fb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a530f8fb6c20098b893f79dc03d32b3d54e2dd05eaa4f4ae49fad4e043617c26",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-05-11T13:01:15Z",
    "title_canon_sha256": "2fd7390ec9ba03c28669bbd70f501c0cb2a343147a55201c747a357a0e2112b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02593",
    "kind": "arxiv",
    "version": 1
  }
}