Pith Number

pith:RWJGCYQC

pith:2020:RWJGCYQCZY2GJIODJYNVIDFNA2

not attested not anchored not stored refs pending

Using Multichannel Singular Spectrum Analysis to Study Galaxy Dynamics

Martin D. Weinberg, Michael S. Petersen

arxiv:2009.07870 v1 · 2020-09-16 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RWJGCYQCZY2GJIODJYNVIDFNA2}

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	2026-07-05T02:01:31.560963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d92616202ce3464a1c34e1b540cad06b0fba41b3108c2e338ecea878763ff2d

Aliases

arxiv: 2009.07870 · arxiv_version: 2009.07870v1 · doi: 10.48550/arxiv.2009.07870 · pith_short_12: RWJGCYQCZY2G · pith_short_16: RWJGCYQCZY2GJIOD · pith_short_8: RWJGCYQC

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/RWJGCYQCZY2GJIODJYNVIDFNA2 \
  | 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: 8d92616202ce3464a1c34e1b540cad06b0fba41b3108c2e338ecea878763ff2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8901bbd79547143a428fa061e946974afc0efd8aac850dacd211fc8aa23f6ff3",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-09-16T18:01:59Z",
    "title_canon_sha256": "07d931fc8fdc6e5e9fa876081ef1724bbbff3afa04dd6b959f3bd716086a9a3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.07870",
    "kind": "arxiv",
    "version": 1
  }
}