Pith Number

pith:RZF2GRT5

pith:2011:RZF2GRT5SBF4ETJKTJL5LVDSBK

not attested not anchored not stored refs pending

The optical-UV spectral energy distribution of the unabsorbed AGN population in the XMM-Newton Bright Serendipitous Survey

A. Caccianiga, A. Corral, E. Marchese, P. Severgnini, R. Della Ceca, R. Fanali

arxiv:1111.4409 v2 · 2011-11-18 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RZF2GRT5SBF4ETJKTJL5LVDSBK}

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	2026-05-18T01:59:29.203770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e4ba3467d904bc24d2a9a57d5d4720a977d85598775bcb9d6a56048344166df

Aliases

arxiv: 1111.4409 · arxiv_version: 1111.4409v2 · doi: 10.48550/arxiv.1111.4409 · pith_short_12: RZF2GRT5SBF4 · pith_short_16: RZF2GRT5SBF4ETJK · pith_short_8: RZF2GRT5

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/RZF2GRT5SBF4ETJKTJL5LVDSBK \
  | 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: 8e4ba3467d904bc24d2a9a57d5d4720a977d85598775bcb9d6a56048344166df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58823dc2a5957072768ea3790200182e5af77dc6595d1581af624040b0502a51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-18T16:21:56Z",
    "title_canon_sha256": "73dfc42ddb0934f9f7bda8d4d1b7b36ca811325c5a66cb1caca0a5c25add0e5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4409",
    "kind": "arxiv",
    "version": 2
  }
}