Pith Number

pith:MPHVYXHH

pith:2013:MPHVYXHHQHGOXB7TQ6XBUTQAOG

not attested not anchored not stored refs pending

The XMM-Newton deep survey in the CDF-S VI. Obscured AGN selected as infrared power-law galaxies

A. Alonso-Herrero, A. Comastri, C. Vignali, F.J. Carrera, I. Georgantopoulos, N. Castell\'o-Mor, P.G. P\'erez-Gonz\'alez, P. Ranalli, S. Mateos, X. Barcons

arxiv:1307.1471 v1 · 2013-07-04 · 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{MPHVYXHHQHGOXB7TQ6XBUTQAOG}

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	2026-05-18T01:48:59.589900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63cf5c5ce781cceb87f387ae1a4e007188d827ad043a801248d2e7d9259f018f

Aliases

arxiv: 1307.1471 · arxiv_version: 1307.1471v1 · doi: 10.48550/arxiv.1307.1471 · pith_short_12: MPHVYXHHQHGO · pith_short_16: MPHVYXHHQHGOXB7T · pith_short_8: MPHVYXHH

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/MPHVYXHHQHGOXB7TQ6XBUTQAOG \
  | 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: 63cf5c5ce781cceb87f387ae1a4e007188d827ad043a801248d2e7d9259f018f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faec7e25355a62994b644931aa41fd6995e10f58e4d32ff679460c87c27d29e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-04T20:00:04Z",
    "title_canon_sha256": "7aee20f5379b3a421a6c63004e44338a00c65ec67c6369bff207909798caa508"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1471",
    "kind": "arxiv",
    "version": 1
  }
}