Pith Number

pith:E2RVLK7Y

pith:2022:E2RVLK7YYJIDPRG4T6EDUF75N7

not attested not anchored not stored refs pending

DESI Survey Validation Spectra Reveal an Increasing Fraction of Recently Quenched Galaxies at $z\sim1$

Aaron Meisner, Alan Pearl, Andreu Font-Ribera, Anthony Kremin, Arjun Dey, Axel de la Macorra, Benjamin Alan Weaver, Biprateep Dey, Brett H. Andrews, David Brooks, David J. Setton, Francisco Prada, Gourav Khullar, Gregory Tarle, Hu Zou, Jeffrey A. Newman, Jessica N. Aguilar, John Moustakas, Malgorzata Siudek, Martin Landriau, Rachel Bezanson, Ramon Miquel, Sarah Eftekharzadeh, Satya Gontcho A Gontcho, Stephanie Juneau, Steven Ahlen, Zhimin Zhou

arxiv:2212.05070 v2 · 2022-12-09 · 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{E2RVLK7YYJIDPRG4T6EDUF75N7}

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	2026-07-05T06:06:07.823550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26a355abf8c25037c4dc9f883a17fd6fd23c67eaed293c6fd5fbcc32e95a1fa0

Aliases

arxiv: 2212.05070 · arxiv_version: 2212.05070v2 · doi: 10.48550/arxiv.2212.05070 · pith_short_12: E2RVLK7YYJID · pith_short_16: E2RVLK7YYJIDPRG4 · pith_short_8: E2RVLK7Y

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/E2RVLK7YYJIDPRG4T6EDUF75N7 \
  | 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: 26a355abf8c25037c4dc9f883a17fd6fd23c67eaed293c6fd5fbcc32e95a1fa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "044543eb719b4dada402036d47b14f53a2b9d2c88e634c09e1ac19b58be26803",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-12-09T19:00:00Z",
    "title_canon_sha256": "ec7d42b695e3999abf5b68b348250f527a5a5892ed5a30ce3247f318ac053b10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.05070",
    "kind": "arxiv",
    "version": 2
  }
}