Pith Number

pith:YXULMRZE

pith:1996:YXULMRZE346QBC7C5CUH3FVABM

not attested not anchored not stored refs pending

Scale-free dynamical models for galaxies: flattened densities in spherical potentials

Jos H.J. de Bruijne, P. Tim de Zeeuw, Roeland P. van der Marel

arxiv:astro-ph/9601044 v1 · 1996-01-10 · 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{YXULMRZE346QBC7C5CUH3FVABM}

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	2026-05-18T01:40:22.008026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5e8b64724df3d008be2e8a87d96a00b339788615b7d4e82bf539a01f5db08fe

Aliases

arxiv: astro-ph/9601044 · arxiv_version: astro-ph/9601044v1 · doi: 10.48550/arxiv.astro-ph/9601044 · pith_short_12: YXULMRZE346Q · pith_short_16: YXULMRZE346QBC7C · pith_short_8: YXULMRZE

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/YXULMRZE346QBC7C5CUH3FVABM \
  | 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: c5e8b64724df3d008be2e8a87d96a00b339788615b7d4e82bf539a01f5db08fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7cd3cfee88da7ea5ee92b1e7987252328c9e76aa41cbb056e1b5505103cd567",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-01-10T16:50:53Z",
    "title_canon_sha256": "31d922b2de1b7d69dac15736a6607b24ac4362f81dd7c0078dfeabbe447acfba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9601044",
    "kind": "arxiv",
    "version": 1
  }
}