Pith Number

pith:J4KNZDPJ

pith:2019:J4KNZDPJPVSEQF3USLPEPENRJ3

not attested not anchored not stored refs pending

The Supersonic Project: Shining Light on SIGOs - a New Formation Channel for Globular Clusters

Blakesley Burkhart, Federico Marinacci, Mark Vogelsberger, Smadar Naoz, Yeou S. Chiou

arxiv:1904.08941 v2 · 2019-04-18 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J4KNZDPJPVSEQF3USLPEPENRJ3}

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	2026-05-17T23:43:32.683857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f14dc8de97d6448177492de4791b14ec38c239223c166728f920e78cc878e79

Aliases

arxiv: 1904.08941 · arxiv_version: 1904.08941v2 · doi: 10.48550/arxiv.1904.08941 · pith_short_12: J4KNZDPJPVSE · pith_short_16: J4KNZDPJPVSEQF3U · pith_short_8: J4KNZDPJ

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/J4KNZDPJPVSEQF3USLPEPENRJ3 \
  | 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: 4f14dc8de97d6448177492de4791b14ec38c239223c166728f920e78cc878e79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0c1091b9d4f1b3079511d97143761734f6b8934ba2956e9eaa68035ab8f8f85",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-18T18:00:00Z",
    "title_canon_sha256": "ea1139e5e8c3e8b05b75b4c6ba4a85d55b28d30ea79a6f201dd9808461a9c96a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08941",
    "kind": "arxiv",
    "version": 2
  }
}