Pith Number

pith:B6FKPXMC

pith:2010:B6FKPXMC62EYAO2VJVIEZNV26Y

not attested not anchored not stored refs pending

VLT and GTC observations of SDSS J0123+00: a type 2 quasar triggered in a galaxy encounter?

((1)Instituto de Astrofisica de Andalucia-CSIC, (2)University of Sheffield, (3)INAOE, (4)University of Oxford, 5), (5) Univ. of Portsmouth (UK)), A. Humphrey(3), A. Martinez-Sansigre(4, C. Tadhunter(2), E. Perez(1), M\'exico, M. Perez-Torres(1), M. Villar-Martin (1), R. Gonzalez Delgado(1), Spain, UK

arxiv:1006.1517 v1 · 2010-06-08 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6FKPXMC62EYAO2VJVIEZNV26Y}

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	2026-05-18T02:06:56.176386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f8aa7dd82f689803b554d504cb6baf60093f5af8fadcab8ae13018fc85f3f12

Aliases

arxiv: 1006.1517 · arxiv_version: 1006.1517v1 · doi: 10.48550/arxiv.1006.1517 · pith_short_12: B6FKPXMC62EY · pith_short_16: B6FKPXMC62EYAO2V · pith_short_8: B6FKPXMC

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/B6FKPXMC62EYAO2VJVIEZNV26Y \
  | 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: 0f8aa7dd82f689803b554d504cb6baf60093f5af8fadcab8ae13018fc85f3f12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3338b428c7fd3c76704de23d02cd95c797c823404dc9845e746302892583b0d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-08T10:30:40Z",
    "title_canon_sha256": "3fae7bc860aad78a9d2bead5e6aa3dae87a799133786174c4ae1807614ac73cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1517",
    "kind": "arxiv",
    "version": 1
  }
}