Pith Number

pith:DQHZCH32

pith:2001:DQHZCH32L5WR5PHYZR26AFIE3J

not attested not anchored not stored refs pending

Active optics control of the VST telescope with the CAN field-bus

D. Mancini, E. Rossi, F. Cortecchia, F. Perrotta, G. Mazzola, L. Marty, M. Brescia, P. Schipani

arxiv:astro-ph/0111142 v2 · 2001-11-07 · 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{DQHZCH32L5WR5PHYZR26AFIE3J}

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	2026-07-04T14:11:37.907154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c0f911f7a5f6d1ebcf8cc75e01504da7cb53dbe97e9ae02eee7ec674a9c6e82

Aliases

arxiv: astro-ph/0111142 · arxiv_version: astro-ph/0111142v2 · doi: 10.48550/arxiv.astro-ph/0111142 · pith_short_12: DQHZCH32L5WR · pith_short_16: DQHZCH32L5WR5PHY · pith_short_8: DQHZCH32

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/DQHZCH32L5WR5PHYZR26AFIE3J \
  | 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: 1c0f911f7a5f6d1ebcf8cc75e01504da7cb53dbe97e9ae02eee7ec674a9c6e82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2a4189c104a3cd150c1420a764617a22f686687d1adc13677d8d65e5f0c7f93",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-11-07T10:17:10Z",
    "title_canon_sha256": "be4df5873dc19cd299ba1c2298e4cbfae59f9d2918449dfdec36e021fad9c4d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0111142",
    "kind": "arxiv",
    "version": 2
  }
}