Pith Number

pith:44HLPCXK

pith:1997:44HLPCXKWRCV3NDO7QSV5EMIFH

not attested not anchored not stored refs pending

Improved evidence for a black hole in M32 from HST/FOS spectra - II. Axisymmetric dynamical models

H. W. Rix (Steward Obs., N. Cretton (Leiden Obs.), Princeton), P. T. de Zeeuw (Leiden Obs.), R. P. van der Marel (IAS, Tucson)

arxiv:astro-ph/9705081 v1 · 1997-05-12 · 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{44HLPCXKWRCV3NDO7QSV5EMIFH}

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

SchwarMAX: a GPU-friendly Schwarzschild orbit-superposition modelling framework

Receipt and verification

First computed	2026-07-04T16:03:00.186065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e70eb78aeab4455db46efc255e918829e29509d7e23756fd948a1f4063e7fc6a

Aliases

arxiv: astro-ph/9705081 · arxiv_version: astro-ph/9705081v1 · doi: 10.48550/arxiv.astro-ph/9705081 · pith_short_12: 44HLPCXKWRCV · pith_short_16: 44HLPCXKWRCV3NDO · pith_short_8: 44HLPCXK

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/44HLPCXKWRCV3NDO7QSV5EMIFH \
  | 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: e70eb78aeab4455db46efc255e918829e29509d7e23756fd948a1f4063e7fc6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00a81b278d2b13b6716a3fcd48f313e3a8a55ff83b93a9f32b457a3f9a800488",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-05-12T17:03:25Z",
    "title_canon_sha256": "7d0246f1a35006db94125eb61add9dae1f11aca5b936d84e10756b03c4532e9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9705081",
    "kind": "arxiv",
    "version": 1
  }
}