Pith Number

pith:FKR3ZM6O

pith:1999:FKR3ZM6OWYU4E3ELW4B5KZ62SJ

not attested not anchored not stored refs pending

The Nature of Boxy/Peanut-Shaped Bulges in Spiral Galaxies

K. C. Freeman, M. Bureau

arxiv:astro-ph/9904015 v1 · 1999-04-01 · 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{FKR3ZM6OWYU4E3ELW4B5KZ62SJ}

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

GalPort: Investigation of the bar in action-angle space

Receipt and verification

First computed	2026-07-04T16:10:51.759848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aa3bcb3ceb629c26c8bb703d567da9279b5e7dce2235b339d128de8514d4803

Aliases

arxiv: astro-ph/9904015 · arxiv_version: astro-ph/9904015v1 · doi: 10.48550/arxiv.astro-ph/9904015 · pith_short_12: FKR3ZM6OWYU4 · pith_short_16: FKR3ZM6OWYU4E3EL · pith_short_8: FKR3ZM6O

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/FKR3ZM6OWYU4E3ELW4B5KZ62SJ \
  | 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: 2aa3bcb3ceb629c26c8bb703d567da9279b5e7dce2235b339d128de8514d4803

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f23d001c55b0635f04dcf86889ec2ab892d41b51ca69009b44c649074d43e55",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-04-01T14:24:54Z",
    "title_canon_sha256": "6a95876983118808ec885c0e2b2b9b24b0f0e49a8224b8ad4f09b225ba66f97a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9904015",
    "kind": "arxiv",
    "version": 1
  }
}