Pith Number

pith:5VBEPNYI

pith:2006:5VBEPNYIKVVCVC3WHLOQDY4LVI

not attested not anchored not stored refs pending

X-Ray/Ultraviolet Observing Campaign of the Markarian 279 Active Galactic Nucleus Outflow: a close look at the absorbing/emitting gas with Chandra-LETGS

(10) U of Towson), 2), (2) U of Utrecht, (3) U of Colorado, (4) STSCI, (5) U of Oxford, (6) Technion, (7) U of Nebraska, (8) WMU, (9) U of Nevada, C.H. Hedrick (7) ((1) SRON, C.M. Gaskell (7), D. Proga (9), E. Behar (6), E. Costantini (1, E.S. Klimek (7), F. Verbunt (2), G.A. Kriss (4), J.E. Scott (10), J. Kim Quijano (4), J.R. Gabel (3), J.S. Kaastra (1), K.C. Steenbrugge (5), K.T. Korista (8), N. Arav (3)

arxiv:astro-ph/0609385 v1 · 2006-09-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VBEPNYIKVVCVC3WHLOQDY4LVI}

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	2026-05-18T04:30:34.634197Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed4247b708556a2a8b763add01e38baa0a14c3f8f913e70445db8bcb8f887281

Aliases

arxiv: astro-ph/0609385 · arxiv_version: astro-ph/0609385v1 · doi: 10.48550/arxiv.astro-ph/0609385 · pith_short_12: 5VBEPNYIKVVC · pith_short_16: 5VBEPNYIKVVCVC3W · pith_short_8: 5VBEPNYI

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/5VBEPNYIKVVCVC3WHLOQDY4LVI \
  | 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: ed4247b708556a2a8b763add01e38baa0a14c3f8f913e70445db8bcb8f887281

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63b7388f20b5ee7d83affed42713a482b0c80580d2bc9a607725a48dee14cc6c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-09-14T09:12:06Z",
    "title_canon_sha256": "b4208a309da3cb8bb2f5de833222907d60d06b586c3a1fd7aff169abaef6d618"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0609385",
    "kind": "arxiv",
    "version": 1
  }
}