Pith Number

pith:7IGSDHL6

pith:2010:7IGSDHL6LYREHVHY64O567WIQX

not attested not anchored not stored refs pending

Multi-epoch X-ray observations of the Seyfert 1.2 galaxy Mrk 79: bulk motion of the illuminating X-ray source

(2) CSIC-INTA, (3) Univ. of Michigan, (4) CfA, (5) IoA, (6) ESAC-ESA, (7) Univ. of Maryland), A. C. Fabian (5), C. S. Reynolds (7) ((1) Saint Mary's Univ., G. Miniutti (2), J. M. Miller (3), L. C. Gallo (1), L. W. Brenneman (4), M. Guainazzi (6)

arxiv:1009.2987 v1 · 2010-09-15 · 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{7IGSDHL6LYREHVHY64O567WIQX}

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	2026-05-18T02:05:30.007020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa0d219d7e5e2243d4f8f71ddf7ec885f719ca8718b4c823d03fbc4401dbdabc

Aliases

arxiv: 1009.2987 · arxiv_version: 1009.2987v1 · doi: 10.48550/arxiv.1009.2987 · pith_short_12: 7IGSDHL6LYRE · pith_short_16: 7IGSDHL6LYREHVHY · pith_short_8: 7IGSDHL6

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/7IGSDHL6LYREHVHY64O567WIQX \
  | 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: fa0d219d7e5e2243d4f8f71ddf7ec885f719ca8718b4c823d03fbc4401dbdabc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7f3e3ebc001ecdd67a8a80535a0faa9aff87f2a1e9259d6f1540b288037466b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-09-15T18:28:37Z",
    "title_canon_sha256": "3d95efa7fa6e0b7cdec5cad039762743385a7d2a726a3723482e72c5602a7dc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2987",
    "kind": "arxiv",
    "version": 1
  }
}