Pith Number

pith:2NRHET4O

pith:2022:2NRHET4OSOFM75FVLUJUEHNMWV

not attested not anchored not stored refs pending

Real-time exposure control and instrument operation with the NEID spectrograph GUI

Arpita Roy, Arvind F. Gupta, Chad F. Bender, Christian Schwab, Eli Golub, Gudmundur Stefansson, Jason T. Wright, Jessica Klusmeyer, Jesus Higuera, Joe P. Ninan, Michael W. McElwain, Paul Robertson, Ryan C. Terrien, Samuel Halverson, Sarah E. Logsdon, Shubham Kanodia, Suvrath Mahadevan

arxiv:2210.00550 v1 · 2022-10-02 · 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{2NRHET4OSOFM75FVLUJUEHNMWV}

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	2026-07-05T05:02:33.283766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d362724f8e938acff4b55d13421dacb56310df2a0768521e74a821ae939d0370

Aliases

arxiv: 2210.00550 · arxiv_version: 2210.00550v1 · doi: 10.48550/arxiv.2210.00550 · pith_short_12: 2NRHET4OSOFM · pith_short_16: 2NRHET4OSOFM75FV · pith_short_8: 2NRHET4O

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/2NRHET4OSOFM75FVLUJUEHNMWV \
  | 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: d362724f8e938acff4b55d13421dacb56310df2a0768521e74a821ae939d0370

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a839889e2014187902094f0e13f320c0b20a4f353c385c059e4c75cf167d5a3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-10-02T15:13:03Z",
    "title_canon_sha256": "ad22b871eb07e4019072e3a62d278470c7ae2331739aace723682e80bab84ee8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.00550",
    "kind": "arxiv",
    "version": 1
  }
}