Pith Number

pith:GY4KH7EY

pith:2014:GY4KH7EY4VFB36DIBXZ7XJPNOA

not attested not anchored not stored refs pending

A detailed analysis of the high resolution X-ray spectra of NGC 3516: Variability of the ionized absorbers

Anna Lia Longuinotti, Elena Jimenez-Bailon, Erendira M. Huerta, Fabrizio Nicastro, Smita Mathur, Yair Krongold

arxiv:1408.2870 v3 · 2014-08-12 · 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{GY4KH7EY4VFB36DIBXZ7XJPNOA}

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	2026-05-18T01:42:21.142209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3638a3fc98e54a1df8680df3fba5ed70219ec6610e47b2e5bcfe96cd2c958928

Aliases

arxiv: 1408.2870 · arxiv_version: 1408.2870v3 · doi: 10.48550/arxiv.1408.2870 · pith_short_12: GY4KH7EY4VFB · pith_short_16: GY4KH7EY4VFB36DI · pith_short_8: GY4KH7EY

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/GY4KH7EY4VFB36DIBXZ7XJPNOA \
  | 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: 3638a3fc98e54a1df8680df3fba5ed70219ec6610e47b2e5bcfe96cd2c958928

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e71bb29ef4755c2bd69a5f9c18e0ce4826a905dcce343ef54dabe82aa8669e5",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-08-12T22:30:14Z",
    "title_canon_sha256": "e30e93ae062dbce9b8fb22b1a1add72e49f7e852af60a87bbb63e8a1f4386a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2870",
    "kind": "arxiv",
    "version": 3
  }
}