Pith Number

pith:WUDYRYAR

pith:2017:WUDYRYARKP2QVZ2VXUKWJH543Z

not attested not anchored not stored refs pending

Spontaneous generation of bending waves in isolated Milky Way-like discs

Lawrence M. Widrow, Matthew H. Chequers

arxiv:1708.06662 v1 · 2017-08-22 · 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{WUDYRYARKP2QVZ2VXUKWJH543Z}

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	2026-05-18T00:33:15.699808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b50788e01153f50ae755bd15649fbcde4cce4d64fd598068b53fe9131291ee94

Aliases

arxiv: 1708.06662 · arxiv_version: 1708.06662v1 · doi: 10.48550/arxiv.1708.06662 · pith_short_12: WUDYRYARKP2Q · pith_short_16: WUDYRYARKP2QVZ2V · pith_short_8: WUDYRYAR

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/WUDYRYARKP2QVZ2VXUKWJH543Z \
  | 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: b50788e01153f50ae755bd15649fbcde4cce4d64fd598068b53fe9131291ee94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34ce4bf192365afa7e26ee7ed6f524ec2db5e63989f7fad1c50b5ef6c1a5e855",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-22T15:02:06Z",
    "title_canon_sha256": "fa50c6b734e65e1b63e4f6543da6211ef8e20675c085bf220b62522ff0d5f392"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.06662",
    "kind": "arxiv",
    "version": 1
  }
}