Pith Number

pith:JI2MEYLX

pith:2005:JI2MEYLX7AQU47ZDAQQZCFLEOG

not attested not anchored not stored refs pending

The HELLAS2XMM survey. IX. Spectroscopic identification of super-EROs hosting AGNs

A. Comastri, C. Vignali, F. Cocchia, F. Fiore, F. La Franca, G.C. Perola, G. Matt, L. Pozzetti, M. Brusa, M. Mignoli, P. Ciliegi, P. Severgnini, R. Maiolino, S. Molendi, S. Puccetti

arxiv:astro-ph/0509244 v1 · 2005-09-09 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JI2MEYLX7AQU47ZDAQQZCFLEOG}

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	2026-07-04T16:52:52.945924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a34c26177f8214e7f23042191156471847dfe7cd3f5799a5a8fb2b8ddbcb367

Aliases

arxiv: astro-ph/0509244 · arxiv_version: astro-ph/0509244v1 · doi: 10.48550/arxiv.astro-ph/0509244 · pith_short_12: JI2MEYLX7AQU · pith_short_16: JI2MEYLX7AQU47ZD · pith_short_8: JI2MEYLX

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/JI2MEYLX7AQU47ZDAQQZCFLEOG \
  | 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: 4a34c26177f8214e7f23042191156471847dfe7cd3f5799a5a8fb2b8ddbcb367

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3225f3d8958307f8be83225987653aa2e539ad014979b3cbc0afc80c60820106",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-09T09:13:44Z",
    "title_canon_sha256": "608b46789a8f422c07835dd63303abfdd4f095653dc6c8ce3e403d3122b2cc2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509244",
    "kind": "arxiv",
    "version": 1
  }
}