Pith Number

pith:Z3SB5PXE

pith:2026:Z3SB5PXE5TVCFL3IAXYGPBSRXL

not attested not anchored not stored refs pending

Test Management and Coordination During the Vera C. Rubin Observatory Commissioning and Early Operations Using Zephyr Scale

Brian Stalder, Bruno Quint, David Sanmartim, Erik Dennihy, Keith Bechtol, Tiago Ribeiro

arxiv:2606.31795 v1 · 2026-06-30 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z3SB5PXE5TVCFL3IAXYGPBSRXL}

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	2026-07-01T01:18:15.484610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cee41ebee4ecea22af6805f0678651bac15d064ede7c64a7e32dfa2deba3e426

Aliases

arxiv: 2606.31795 · arxiv_version: 2606.31795v1 · doi: 10.48550/arxiv.2606.31795 · pith_short_12: Z3SB5PXE5TVC · pith_short_16: Z3SB5PXE5TVCFL3I · pith_short_8: Z3SB5PXE

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/Z3SB5PXE5TVCFL3IAXYGPBSRXL \
  | 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: cee41ebee4ecea22af6805f0678651bac15d064ede7c64a7e32dfa2deba3e426

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8aab36a982cf1a46e800a9bb86d0311ecf5dfe78fb7a2017f569c0b37adf95bd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-06-30T15:14:10Z",
    "title_canon_sha256": "c46e968bb055edd770b86596918df1103bd8c68c4dbcde699c730b4c682a2294"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31795",
    "kind": "arxiv",
    "version": 1
  }
}