Pith Number

pith:F3DIKNFN

pith:2022:F3DIKNFNSEOZN4W7OQNXUOGXX4

not attested not anchored not stored refs pending

Origin and evolution of ultra-diffuse galaxies in different environments

Federico Marinacci, Jose A. Benavides, Lars Hernquist, Laura V. Sales, Mario. G. Abadi, Mark Vogelsberger

arxiv:2209.07539 v2 · 2022-09-15 · 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{F3DIKNFNSEOZN4W7OQNXUOGXX4}

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	2026-07-05T06:01:59.625820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ec68534ad911d96f2df741b7a38d7bf30376ce93401b137793b185c32c72b7d

Aliases

arxiv: 2209.07539 · arxiv_version: 2209.07539v2 · doi: 10.48550/arxiv.2209.07539 · pith_short_12: F3DIKNFNSEOZ · pith_short_16: F3DIKNFNSEOZN4W7 · pith_short_8: F3DIKNFN

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/F3DIKNFNSEOZN4W7OQNXUOGXX4 \
  | 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: 2ec68534ad911d96f2df741b7a38d7bf30376ce93401b137793b185c32c72b7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb95ddad36ce402de55e3272e67698ec60cf51798e3cfa10d54c4c18a2957cc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-09-15T18:00:02Z",
    "title_canon_sha256": "6176162c3c82548c19090f376f587f1baa9cb42a7beb65ddb2d2525e8246ef9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.07539",
    "kind": "arxiv",
    "version": 2
  }
}