Pith Number

pith:OBNMR6FS

pith:2015:OBNMR6FSUKS266FVEJDHEJT7HR

not attested not anchored not stored refs pending

Broadband Observations of the Compton-thick Nucleus of NGC 3393

A. Comastri, B. Luo, C. Romero-Canizales, D.R. Ballantyne, D. Stern, E. Treister, F. A. Harrison, F.E. Bauer, K. Schawinski, L. Baronchelli, M. Balokovic, M. Brightman, Michael J. Koss, P. Arevalo, P. Gandhi, R. Assef, S. H. Teng, S. Puccetti, W. N. Brandt

arxiv:1505.03524 v1 · 2015-05-13 · astro-ph.GA · 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{OBNMR6FSUKS266FVEJDHEJT7HR}

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	2026-05-18T01:36:53.546213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

705ac8f8b2a2a5af78b5224672267f3c4457321c056ddc8b204da2d9e1782862

Aliases

arxiv: 1505.03524 · arxiv_version: 1505.03524v1 · doi: 10.48550/arxiv.1505.03524 · pith_short_12: OBNMR6FSUKS2 · pith_short_16: OBNMR6FSUKS266FV · pith_short_8: OBNMR6FS

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/OBNMR6FSUKS266FVEJDHEJT7HR \
  | 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: 705ac8f8b2a2a5af78b5224672267f3c4457321c056ddc8b204da2d9e1782862

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5256eee5a870b3fc19f431b6a383e97e82a41a73712039903ad9700de6478135",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-13T20:00:40Z",
    "title_canon_sha256": "ccc6b4b3a9a33ed0c9babb3bdce80078d998b8368587173182f13d31eedc75f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03524",
    "kind": "arxiv",
    "version": 1
  }
}