Pith Number

pith:MBXPTDJ2

pith:2016:MBXPTDJ2TCJUXSUVCAXAAFXY7A

not attested not anchored not stored refs pending

Low redshift quasars in the SDSS Stripe 82: Associated companion galaxies and signature of star formation

(2) Finnish Centre for Astronomy with ESO (FINCA), 3), (3) Tuorla Observatory, Astronomy), D. Bettoni (1), Department of Physics, J.K. Kotilainen (2, K. Karhunen (3)((1) INAF-OAPadova, R. Falomo (1), University of Turku

arxiv:1612.04661 v1 · 2016-12-14 · 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{MBXPTDJ2TCJUXSUVCAXAAFXY7A}

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	2026-05-18T00:52:37.227595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

606ef98d3a98934bca95102e0016f8f80268d2c93210815e046cf6323ee2463c

Aliases

arxiv: 1612.04661 · arxiv_version: 1612.04661v1 · doi: 10.48550/arxiv.1612.04661 · pith_short_12: MBXPTDJ2TCJU · pith_short_16: MBXPTDJ2TCJUXSUV · pith_short_8: MBXPTDJ2

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/MBXPTDJ2TCJUXSUVCAXAAFXY7A \
  | 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: 606ef98d3a98934bca95102e0016f8f80268d2c93210815e046cf6323ee2463c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe6bc55673ea328ed91c70204f9cf06ea6838dcd281621f16a0f1bacd106d53e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-12-14T14:28:19Z",
    "title_canon_sha256": "fcc4ce6a23dd327578034a3871c20934fce151c178f0101e3d3cffae6912101b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04661",
    "kind": "arxiv",
    "version": 1
  }
}