Pith Number

pith:ZHCJICHM

pith:1999:ZHCJICHMOR6HR6BWYUGDVW3VTT

not attested not anchored not stored refs pending

Non-linear generation of warps by spiral waves in galactic disks

F.Masset, M.Tagger

arxiv:astro-ph/9902123 v1 · 1999-02-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZHCJICHMOR6HR6BWYUGDVW3VTT}

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

A Universal Dance of Galactic Disks: Ubiquitous Precession and Its Implications

Receipt and verification

First computed	2026-05-18T04:21:32.422824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9c49408ec747c78f836c50c3adb759ce281e13a008bac5e6c20c0b5586fbeec

Aliases

arxiv: astro-ph/9902123 · arxiv_version: astro-ph/9902123v1 · doi: 10.48550/arxiv.astro-ph/9902123 · pith_short_12: ZHCJICHMOR6H · pith_short_16: ZHCJICHMOR6HR6BW · pith_short_8: ZHCJICHM

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/ZHCJICHMOR6HR6BWYUGDVW3VTT \
  | 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: c9c49408ec747c78f836c50c3adb759ce281e13a008bac5e6c20c0b5586fbeec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d181510013b41b3626877a152277e994442e5e40fe9b1306e7c1a4cef17659d8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-02-08T18:34:53Z",
    "title_canon_sha256": "6c37c31f3810bd50762c7450d89c01ba9e3bf42421d747a0fe4ae678454c485e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9902123",
    "kind": "arxiv",
    "version": 1
  }
}