Pith Number

pith:COYAWRNE

pith:2015:COYAWRNEBG4UB4VOC2JP3IENEL

not attested not anchored not stored refs pending

X-Ray Spectral Parameters for a Sample of 95 Active Galactic Nuclei

A.A. Vasylenko, E.V. Fedorova, V.I. Zhdanov

arxiv:1501.04555 v3 · 2015-01-19 · 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{COYAWRNEBG4UB4VOC2JP3IENEL}

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	2026-05-18T01:26:31.735618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13b00b45a409b940f2ae1692fda08d22f1b641e25f3ef976a31b5ebe56b2f192

Aliases

arxiv: 1501.04555 · arxiv_version: 1501.04555v3 · doi: 10.48550/arxiv.1501.04555 · pith_short_12: COYAWRNEBG4U · pith_short_16: COYAWRNEBG4UB4VO · pith_short_8: COYAWRNE

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/COYAWRNEBG4UB4VOC2JP3IENEL \
  | 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: 13b00b45a409b940f2ae1692fda08d22f1b641e25f3ef976a31b5ebe56b2f192

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b40248795757860db10d0b5e905c75caf3146d86accdeacfd8580c64be603a2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-01-19T16:51:47Z",
    "title_canon_sha256": "ea68f214380653bbc3e6b2cd0776a9d4c075e59b02fdd9607baf718b40927a27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04555",
    "kind": "arxiv",
    "version": 3
  }
}