Pith Number

pith:7B7XRSHI

pith:2020:7B7XRSHIXKAT2VWHX5IR4SZ7DB

not attested not anchored not stored refs pending

A giant galaxy in the young Universe with a massive ring

Ahmed Elagali, Brent A. Groves, Caroline M. S. Straatman, Claudia del P. Lagos, Deanne B. Fisher, Glenn G. Kacprzak, Ivo Labbe, Jonathan H. Cohn, Karl Glazebrook, Kenneth C. Freeman, Kim-Vy H. Tran, Lee R. Spitler, Leo Y. Alcorn, Sarah M. Sweet, Tiantian Yuan

arxiv:2005.11880 v1 · 2020-05-25 · 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{7B7XRSHIXKAT2VWHX5IR4SZ7DB}

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	2026-07-05T01:05:28.764921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f87f78c8e8ba813d56c7bf511e4b3f1846aacb7ae3948b861bb05c93fea67a41

Aliases

arxiv: 2005.11880 · arxiv_version: 2005.11880v1 · doi: 10.48550/arxiv.2005.11880 · pith_short_12: 7B7XRSHIXKAT · pith_short_16: 7B7XRSHIXKAT2VWH · pith_short_8: 7B7XRSHI

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/7B7XRSHIXKAT2VWHX5IR4SZ7DB \
  | 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: f87f78c8e8ba813d56c7bf511e4b3f1846aacb7ae3948b861bb05c93fea67a41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3419527b73bfc9e66372fbf688633bdda23feff33253d206ef32f2b99e6bbc12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-05-25T01:17:16Z",
    "title_canon_sha256": "0a80455cc59a095b2333940e8812d2df32a020fb20d4caf5378ba76fb29fc06c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.11880",
    "kind": "arxiv",
    "version": 1
  }
}