Pith Number

pith:ZMB4WKAY

pith:2019:ZMB4WKAYBAVBPYT7LI2W6QW5E4

not attested not anchored not stored refs pending

Manifold spirals, disc-halo interactions and the secular evolution in N-body models of barred galaxies

C. Efthymiopoulos, G.A. Gravvanis, K.Zouloumi, P.E. Kyziropoulos, R.I. Paez

arxiv:1901.00692 v1 · 2019-01-03 · 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{ZMB4WKAYBAVBPYT7LI2W6QW5E4}

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	2026-05-17T23:55:53.126293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb03cb2818082a17e27f5a356f42dd2706903845c69223f833a49991b089af2d

Aliases

arxiv: 1901.00692 · arxiv_version: 1901.00692v1 · doi: 10.48550/arxiv.1901.00692 · pith_short_12: ZMB4WKAYBAVB · pith_short_16: ZMB4WKAYBAVBPYT7 · pith_short_8: ZMB4WKAY

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/ZMB4WKAYBAVBPYT7LI2W6QW5E4 \
  | 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: cb03cb2818082a17e27f5a356f42dd2706903845c69223f833a49991b089af2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37e9280efd2c28cc3e07c115cbf5409439a5045bb5e82038a9c1196e70a69176",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-03T11:52:50Z",
    "title_canon_sha256": "cd95a68b83f24aa2feebd694b846720930e752d284f127e232a35a210cff4273"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00692",
    "kind": "arxiv",
    "version": 1
  }
}