Pith Number

pith:6L6Z62QG

pith:2019:6L6Z62QGXF7L3AFRZARYQ6LQGQ

not attested not anchored not stored refs pending

UV bright red-sequence galaxies: how do UV upturn systems evolve in redshift and stellar mass?

M. L. L. Dantas, P. R. T. Coelho, R. S. de Souza, T. S. Gon\c{c}alves

arxiv:1908.06775 v2 · 2019-08-19 · 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{6L6Z62QGXF7L3AFRZARYQ6LQGQ}

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	2026-07-05T01:33:33.847765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2fd9f6a06b97ebd80b1c823887970340721e766ca010c4bcc9cef655dd4f036

Aliases

arxiv: 1908.06775 · arxiv_version: 1908.06775v2 · doi: 10.48550/arxiv.1908.06775 · pith_short_12: 6L6Z62QGXF7L · pith_short_16: 6L6Z62QGXF7L3AFR · pith_short_8: 6L6Z62QG

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/6L6Z62QGXF7L3AFRZARYQ6LQGQ \
  | 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: f2fd9f6a06b97ebd80b1c823887970340721e766ca010c4bcc9cef655dd4f036

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28a931fcf7613c9c364487471cf9d0b8bbfa216a7c3ecb9da5a3ddc81ddc2594",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-19T13:05:02Z",
    "title_canon_sha256": "f8e323d626e07a5429afe85a356571e6d41c2a7d6c669d135ec5882264865374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06775",
    "kind": "arxiv",
    "version": 2
  }
}