Pith Number

pith:IMTVIVJR

pith:2020:IMTVIVJRHU3TLHUYDJATWLMG3I

not attested not anchored not stored refs pending

SQuIGG$\vec{L}$E Survey: Massive z$\sim$0.6 Post-Starburst Galaxies Exhibit Flat Age Gradients

David J. Setton, Desika Narayanan, Jenny E. Greene, Justin S. Spilker, Katherine A. Suess, Mariska Kriek, Qiana Hunt, Rachel Bezanson, Robert Feldmann

arxiv:2010.04734 v1 · 2020-10-09 · 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{IMTVIVJRHU3TLHUYDJATWLMG3I}

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	2026-07-05T02:01:15.366014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43275455313d37359e981a413b2d86da017f0a40afd169aab0f9c7492aacc4cc

Aliases

arxiv: 2010.04734 · arxiv_version: 2010.04734v1 · doi: 10.48550/arxiv.2010.04734 · pith_short_12: IMTVIVJRHU3T · pith_short_16: IMTVIVJRHU3TLHUY · pith_short_8: IMTVIVJR

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/IMTVIVJRHU3TLHUYDJATWLMG3I \
  | 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: 43275455313d37359e981a413b2d86da017f0a40afd169aab0f9c7492aacc4cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6e9d4fd4cb46bbcf9f0c5f4be2a364786912084b85884dc99eae42d89af9206",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-10-09T18:00:04Z",
    "title_canon_sha256": "718a9844b78a748c6b7ea6b75cc74819fd464ef64868dcb28ee124584081e884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.04734",
    "kind": "arxiv",
    "version": 1
  }
}