Pith Number

pith:JD4ZLMQW

pith:2019:JD4ZLMQWPFWWWUU4CGBFVW2AAN

not attested not anchored not stored refs pending

On the varied origins of up-bending breaks in galaxy disks

Aaron E. Watkins, Heikki Salo, Jarkko Laine, Joachim Janz, S\'ebastien Comer\'on

arxiv:1903.09384 v1 · 2019-03-22 · 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{JD4ZLMQWPFWWWUU4CGBFVW2AAN}

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	2026-05-17T23:46:47.124699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48f995b216796d6b529c11825adb40036c94dd7c71f92597a79cb11cf2893ee6

Aliases

arxiv: 1903.09384 · arxiv_version: 1903.09384v1 · doi: 10.48550/arxiv.1903.09384 · pith_short_12: JD4ZLMQWPFWW · pith_short_16: JD4ZLMQWPFWWWUU4 · pith_short_8: JD4ZLMQW

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/JD4ZLMQWPFWWWUU4CGBFVW2AAN \
  | 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: 48f995b216796d6b529c11825adb40036c94dd7c71f92597a79cb11cf2893ee6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "070dca3fa4c7949b4206c994761bda1413790ed7cc39e61e9ab3e58932032d34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-22T07:16:42Z",
    "title_canon_sha256": "cde9b276f06b44248e5c9e16015421594fada6168366c101bb4a8be37bf8c589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09384",
    "kind": "arxiv",
    "version": 1
  }
}