Pith Number

pith:SRLBWJFP

pith:2016:SRLBWJFPCEN4X24SGLJDQMAH5T

not attested not anchored not stored refs pending

NuSTAR observations of water megamaser AGN

A. Comastri, A. Masini, C. J. Hailey, C. Ricci, D. R. Ballantyne, D. Stern, E. Rivers, F. A. Harrison, F. E. Bauer, F. E. Christensen, G. Madejski, I. Zaw, M. Balokovi\'c, M. Brightman, M. J. Koss, P. Gandhi, S. E. Boggs, S. Puccetti, W. N. Brandt, W. W. Craig, W. W. Zhang

arxiv:1602.03185 v1 · 2016-02-09 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SRLBWJFPCEN4X24SGLJDQMAH5T}

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	2026-05-18T01:17:17.399978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94561b24af111bcbeb9232d2383007ecd1b4a3e9a00b312fb69cde54dd7ab40f

Aliases

arxiv: 1602.03185 · arxiv_version: 1602.03185v1 · doi: 10.48550/arxiv.1602.03185 · pith_short_12: SRLBWJFPCEN4 · pith_short_16: SRLBWJFPCEN4X24S · pith_short_8: SRLBWJFP

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/SRLBWJFPCEN4X24SGLJDQMAH5T \
  | 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: 94561b24af111bcbeb9232d2383007ecd1b4a3e9a00b312fb69cde54dd7ab40f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3211ce5c0393c07c09fb22d9d75cfc6a4f292224abf379fd205b4c003797fe3f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-02-09T21:00:03Z",
    "title_canon_sha256": "6367fb2abd04c0a067c75974c5a01a6bc10a22be1a8044190ef90607e41f5ba9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03185",
    "kind": "arxiv",
    "version": 1
  }
}