Pith Number

pith:EQTCHE5X

pith:1996:EQTCHE5XRVTJZRHZS3J6EJUDFO

not attested not anchored not stored refs pending

The White Dwarf Distance to the Globular Cluster NGC 6752 (and its Age) with the Hubble Space Telescope (Based on observations made with the NASA/ESA Hubble Space Telescope (HST))

Alvio Renzini, Angela Bragaglia, Francesco R. Ferraro, F. Wesemael, James Liebert, J.B. Holberg, Ralph C. Bohlin, Roberto Gilmozzi, Sergio Ortolani

arxiv:astro-ph/9604179 v1 · 1996-04-30 · 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{EQTCHE5XRVTJZRHZS3J6EJUDFO}

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	2026-07-04T14:14:44.738669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24262393b78d669cc4f996d3e226832ba3de375c98dc4a3bcc500528a6b038af

Aliases

arxiv: astro-ph/9604179 · arxiv_version: astro-ph/9604179v1 · doi: 10.48550/arxiv.astro-ph/9604179 · pith_short_12: EQTCHE5XRVTJ · pith_short_16: EQTCHE5XRVTJZRHZ · pith_short_8: EQTCHE5X

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/EQTCHE5XRVTJZRHZS3J6EJUDFO \
  | 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: 24262393b78d669cc4f996d3e226832ba3de375c98dc4a3bcc500528a6b038af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a637f8766540af90f5258ec54e73c14de0cad3e54f991478154330cdb7f95ea",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-04-30T07:59:52Z",
    "title_canon_sha256": "908c5285f8827c5cbe952decdfb65a49e1dfc0f5c614ede82596fb095f1392f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9604179",
    "kind": "arxiv",
    "version": 1
  }
}