Pith Number

pith:D3T3TRX6

pith:2010:D3T3TRX6GS3WO5F573Y4B2IMA4

not attested not anchored not stored refs pending

The XMM Deep survey in the CDFS I. First results on heavily obscured AGN

A. Comastri, A. Merloni, B. Luo, C. Vignali, F. Civano, F.E. Bauer, F. Fiore, F.J. Carrera, F. Nicastro, G. Hasinger, G. Zamorani, H. Brunner, I. Balestra, I. Georgantopoulos, J.D. Silverman, K. Iwasawa, M. Brusa, M. Paolillo, N. Cappelluti, P. Ranalli, P. Rosati, P. Tozzi, R. Gilli, S. Puccetti, V. Mainieri, W.N. Brandt, X. Barcons, Y.Q. Xue

arxiv:1012.4011 v2 · 2010-12-17 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D3T3TRX6GS3WO5F573Y4B2IMA4}

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	2026-05-18T02:04:22.662132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ee7b9c6fe34b76774bdfef1c0e90c071f75968bc306f393173c6d821a0b7854

Aliases

arxiv: 1012.4011 · arxiv_version: 1012.4011v2 · doi: 10.48550/arxiv.1012.4011 · pith_short_12: D3T3TRX6GS3W · pith_short_16: D3T3TRX6GS3WO5F5 · pith_short_8: D3T3TRX6

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/D3T3TRX6GS3WO5F573Y4B2IMA4 \
  | 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: 1ee7b9c6fe34b76774bdfef1c0e90c071f75968bc306f393173c6d821a0b7854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "206385b1fa56868f93632c6ca33d6feab244a8f0166b4909ea683b336b35ed6d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-17T21:00:05Z",
    "title_canon_sha256": "2c2f5a390bc72040ad3b7d68c4a62b7fdd3cb78a3a88d9627512c392e427717b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4011",
    "kind": "arxiv",
    "version": 2
  }
}