Pith Number

pith:WVVLI7RO

pith:2017:WVVLI7ROFDRWRJ4FKACMBCDRXW

not attested not anchored not stored refs pending

A methodology to select galaxies just after the quenching of star formation

Andrea Cimatti, Annalisa Citro, Livia Vallini, Lucia Pozzetti, Michele Moresco, Salvatore Quai

arxiv:1704.05462 v1 · 2017-04-18 · 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{WVVLI7ROFDRWRJ4FKACMBCDRXW}

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	2026-05-18T00:41:59.286526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b56ab47e2e28e368a7855004c08871bdb534a50dcc891d32c8ec4811ed36e580

Aliases

arxiv: 1704.05462 · arxiv_version: 1704.05462v1 · doi: 10.48550/arxiv.1704.05462 · pith_short_12: WVVLI7ROFDRW · pith_short_16: WVVLI7ROFDRWRJ4F · pith_short_8: WVVLI7RO

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/WVVLI7ROFDRWRJ4FKACMBCDRXW \
  | 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: b56ab47e2e28e368a7855004c08871bdb534a50dcc891d32c8ec4811ed36e580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4b1bde093bb3036975415e56683c18e9f4c5588e31a75025819d68e1a747d5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-18T18:00:02Z",
    "title_canon_sha256": "84c8e3cced15ce246ed3fa95837a6af0094197963e16e22e20379597aab0b6ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.05462",
    "kind": "arxiv",
    "version": 1
  }
}