Pith Number

pith:DIIG7PVR

pith:2015:DIIG7PVRE6F72XI6W7RK7E3LPJ

not attested not anchored not stored refs pending

NuSTAR and Suzaku X-ray Spectroscopy of NGC 4151: Evidence for Reflection from the Inner Accretion Disk

A. C. Fabian, A. Marinucci, A. Zoghbi, B. W. Grefenstette, C. J. Hailey, C. S. Reynolds, D. J. Walton, D. R. Ballantyne, D. Stern, F. A. Harrison, F. Bauer, F. E. Christensen, F. Fuerst, G. Madejski, G. Matt, J. Garc\'ia, L. W. Brenneman, M. Elvis, M. L. Keck, S. E. Boggs, T. Dauser, W. W. Craig

arxiv:1504.07950 v1 · 2015-04-29 · 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{DIIG7PVRE6F72XI6W7RK7E3LPJ}

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	2026-05-18T02:17:25.141466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a106fbeb1278bfd5d1eb7e2af936b7a72c3f8bf579a9852ae264acdd89c6134

Aliases

arxiv: 1504.07950 · arxiv_version: 1504.07950v1 · doi: 10.48550/arxiv.1504.07950 · pith_short_12: DIIG7PVRE6F7 · pith_short_16: DIIG7PVRE6F72XI6 · pith_short_8: DIIG7PVR

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/DIIG7PVRE6F72XI6W7RK7E3LPJ \
  | 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: 1a106fbeb1278bfd5d1eb7e2af936b7a72c3f8bf579a9852ae264acdd89c6134

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11d1f9b75d28afec019b154bb53bc40a3ec8850d43daad37e01197a0c5bb3605",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-04-29T18:21:38Z",
    "title_canon_sha256": "34a955889d56edab60768c152dca4176081d3213d8f19b836db649bee4d9b657"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07950",
    "kind": "arxiv",
    "version": 1
  }
}