Pith Number

pith:QOITDTKY

pith:2018:QOITDTKYMZOBXW6ENTZZWJXQS4

not attested not anchored not stored refs pending

The GALEX Ultraviolet Virgo Cluster Survey (GUViCS). VII.: BCG UV upturn and the FUV-NUV color up to redshift 0.35

A. Boselli, L. Ferrarese, O. Cucciati, S. Boissier, S. Mei

arxiv:1801.00985 v1 · 2018-01-03 · 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{QOITDTKYMZOBXW6ENTZZWJXQS4}

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	2026-05-18T00:20:35.791013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

839131cd58665c1bdbc46cf39b26f097252cebd926636e2b8931fd8350b65ed4

Aliases

arxiv: 1801.00985 · arxiv_version: 1801.00985v1 · doi: 10.48550/arxiv.1801.00985 · pith_short_12: QOITDTKYMZOB · pith_short_16: QOITDTKYMZOBXW6E · pith_short_8: QOITDTKY

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/QOITDTKYMZOBXW6ENTZZWJXQS4 \
  | 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: 839131cd58665c1bdbc46cf39b26f097252cebd926636e2b8931fd8350b65ed4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "191627f0cdc54e0f9f810cb48558317277fafd324db45ddf43fc04266d731fee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-03T13:02:41Z",
    "title_canon_sha256": "992146572a83373e081a844a917bb1a0a61186cf7362b030c69e5f517b59769b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00985",
    "kind": "arxiv",
    "version": 1
  }
}