Pith Number

pith:JQL3XLM6

pith:2012:JQL3XLM6Q5WIQ6FQJP725E5LTM

not attested not anchored not stored refs pending

Multiwavelength campaign on Mrk 509: Reverberation of the Fe Kalpha line

B. De Marco, C. Pinto, E. Behar, E. Costantini, F. Tombesi, G.A. Kriss, G. Branduardi-Raymont, G. Ponti, J. Ebrero, J.S. Kaastra, K.C. Steenbrugge, M. Cappi, M. Dadina, M. Mehdipour, N. Arav, P. Lubinski, P.-O. Petrucci, R.P. Fender, S. Bianchi, S. Paltani

arxiv:1207.0831 v1 · 2012-07-03 · astro-ph.HE · astro-ph.CO · 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{JQL3XLM6Q5WIQ6FQJP725E5LTM}

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	2026-05-18T01:56:35.143568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c17bbad9e876c8878b04bffae93ab9b14dbde3ef0ce260d1876253f424c9b31

Aliases

arxiv: 1207.0831 · arxiv_version: 1207.0831v1 · doi: 10.48550/arxiv.1207.0831 · pith_short_12: JQL3XLM6Q5WI · pith_short_16: JQL3XLM6Q5WIQ6FQ · pith_short_8: JQL3XLM6

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/JQL3XLM6Q5WIQ6FQJP725E5LTM \
  | 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: 4c17bbad9e876c8878b04bffae93ab9b14dbde3ef0ce260d1876253f424c9b31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d3e97b01038ad53ab94ad59c479fb27706317adb7d54e5349b7f30be19c50d1",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-07-03T20:44:06Z",
    "title_canon_sha256": "51d888e5e34a8a16baca31dd7882e66c639b9bf4a2ae62f850dc775e17933fc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0831",
    "kind": "arxiv",
    "version": 1
  }
}