Pith Number

pith:QF3G34HU

pith:2011:QF3G34HUM2WEGPRUNY3ALFIL5Z

not attested not anchored not stored refs pending

Multiwavelength campaign on Mrk 509. III. The 600 ks RGS spectrum: unravelling the inner region of an AGN

C. Pinto, E. Behar, E. Costantini, E. M. Ratti, G. A. Kriss, G. Branduardi-Raymont, J. Ebrero, J. S. Kaastra, K. C. Steenbrugge, M. Cappi, M. Mehdipour, N. Arav, P.-O. Petrucci, R. G. Detmers, S. Bianchi, T. Holczer

arxiv:1107.0658 v1 · 2011-07-04 · astro-ph.CO · 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{QF3G34HUM2WEGPRUNY3ALFIL5Z}

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	2026-05-18T02:01:25.082198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81766df0f466ac433e346e3605950bee576a00b5e57a37869b1a5dc2b51e21b6

Aliases

arxiv: 1107.0658 · arxiv_version: 1107.0658v1 · doi: 10.48550/arxiv.1107.0658 · pith_short_12: QF3G34HUM2WE · pith_short_16: QF3G34HUM2WEGPRU · pith_short_8: QF3G34HU

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/QF3G34HUM2WEGPRUNY3ALFIL5Z \
  | 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: 81766df0f466ac433e346e3605950bee576a00b5e57a37869b1a5dc2b51e21b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf7032b778b5783ca00994db67578c09d3dc6916c795f08e8efd22be2ad6f7e9",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-04T15:32:48Z",
    "title_canon_sha256": "6259356ac6775de49847e5deaf9d34636aa5026909cb0435a0bfa59f2e98f884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0658",
    "kind": "arxiv",
    "version": 1
  }
}