Pith Number

pith:JMMZRYND

pith:2013:JMMZRYNDFQM3PRRT77Z74YVXY4

not attested not anchored not stored refs pending

Revealing the heavily obscured AGN population of High Redshift 3CRR Sources with Chandra X-ray Observations

Belinda J. Wilkes, Bernhard Schulz, Charles Lawrence, Christian Leipski, D.M.Worrall, G.G.Fazio, Joanna Kuraszkiewicz, Mark Birkinshaw, Martin Haas, M.L.N. Ashby, Patrick Ogle, Peter Barthel, Robert Antonucci, Rolf Chini, S.P.Willner

arxiv:1306.0850 v1 · 2013-06-04 · 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{JMMZRYNDFQM3PRRT77Z74YVXY4}

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	2026-05-18T01:49:32.979576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b1998e1a32c19b7c633fff3fe62b7c726fe20e1369ae20a26e9fa2b98ff646f

Aliases

arxiv: 1306.0850 · arxiv_version: 1306.0850v1 · doi: 10.48550/arxiv.1306.0850 · pith_short_12: JMMZRYNDFQM3 · pith_short_16: JMMZRYNDFQM3PRRT · pith_short_8: JMMZRYND

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/JMMZRYNDFQM3PRRT77Z74YVXY4 \
  | 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: 4b1998e1a32c19b7c633fff3fe62b7c726fe20e1369ae20a26e9fa2b98ff646f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afc7aebc3ef3b2e5ae3a08190f00acd0e19afae3753a97f30ead20845e8c9c56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-06-04T16:59:35Z",
    "title_canon_sha256": "3d75bcec586b23dde4280143a65af2a9297f67d173c12e23c02ce8bff480639f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0850",
    "kind": "arxiv",
    "version": 1
  }
}