Pith Number

pith:JEDSQEMU

pith:2019:JEDSQEMUKS6FGIV2WREVNXMDFU

not attested not anchored not stored refs pending

The possible hierarchical scales of observed clumps in high-redshift disc galaxies

A. Burkert, M. Behrendt, M. Schartmannn

arxiv:1906.04182 v1 · 2019-06-10 · 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{JEDSQEMUKS6FGIV2WREVNXMDFU}

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	2026-05-17T23:41:07.852565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

490728119454bc5322bab44956dd832d0edfe1d77506e4884bbc5f56a02358c3

Aliases

arxiv: 1906.04182 · arxiv_version: 1906.04182v1 · doi: 10.48550/arxiv.1906.04182 · pith_short_12: JEDSQEMUKS6F · pith_short_16: JEDSQEMUKS6FGIV2 · pith_short_8: JEDSQEMU

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/JEDSQEMUKS6FGIV2WREVNXMDFU \
  | 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: 490728119454bc5322bab44956dd832d0edfe1d77506e4884bbc5f56a02358c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "064a8cd9ba615da4d9f346ab0bf5ed710372d13b26c84993a6c69b8b13038969",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-06-10T18:00:01Z",
    "title_canon_sha256": "112284a6c39d4f6b3032463b10a80ae61426f787b5effd2be9db9424f85819a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04182",
    "kind": "arxiv",
    "version": 1
  }
}