Pith Number

pith:HHCANNRH

pith:2018:HHCANNRH7H2467CVEZT3BDMVGN

not attested not anchored not stored refs pending

Two-component gravitational instability in spiral galaxies

A. A. Marchuk, N. Y. Sotnikova

arxiv:1804.07962 v1 · 2018-04-21 · 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{HHCANNRH7H2467CVEZT3BDMVGN}

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.

Cited by

1 paper in Pith

The Edge-on Galaxies in the DESI survey (EGIDE): sample building and photometry

Receipt and verification

First computed	2026-05-18T00:17:50.028677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39c406b627f9f5cf7c552667b08d9533663d2be4245fa73dc45329fb51a6ddab

Aliases

arxiv: 1804.07962 · arxiv_version: 1804.07962v1 · doi: 10.48550/arxiv.1804.07962 · pith_short_12: HHCANNRH7H24 · pith_short_16: HHCANNRH7H2467CV · pith_short_8: HHCANNRH

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/HHCANNRH7H2467CVEZT3BDMVGN \
  | 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: 39c406b627f9f5cf7c552667b08d9533663d2be4245fa73dc45329fb51a6ddab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c80882c95ffd51340da8ad537a83b236c123a51801075678aee653b3522e5bc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-21T13:11:12Z",
    "title_canon_sha256": "b272954713d435d9dbbd74e2d4e2859bc71964b4486f93ffcbadb6757b634211"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07962",
    "kind": "arxiv",
    "version": 1
  }
}