Pith Number

pith:J5HXTOIU

pith:2014:J5HXTOIUCPDYRDPWG4H6BNXLYH

not attested not anchored not stored refs pending

Mass production of volume phase holographic gratings for the VIRUS spectrograph array

Amy Frantz, D.L. Depoy, Gary J. Hill, Hanshin Lee, J. Christopher Clemens, J.L. Marshall, Joshua J. Adams, Sarah E. Tuttle, Taylor S. Chonis, Travis Prochaska

arxiv:1407.7537 v1 · 2014-07-28 · 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{J5HXTOIUCPDYRDPWG4H6BNXLYH}

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	2026-05-18T01:42:29.165950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f4f79b91413c7888df6370fe0b6ebc1ffead528bdc68346ed10078f699cc705

Aliases

arxiv: 1407.7537 · arxiv_version: 1407.7537v1 · doi: 10.48550/arxiv.1407.7537 · pith_short_12: J5HXTOIUCPDY · pith_short_16: J5HXTOIUCPDYRDPW · pith_short_8: J5HXTOIU

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/J5HXTOIUCPDYRDPWG4H6BNXLYH \
  | 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: 4f4f79b91413c7888df6370fe0b6ebc1ffead528bdc68346ed10078f699cc705

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a9475511ded10b96a6492fd949330f5b8b58afc41b1a5df398229d43d49b981",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-28T20:00:27Z",
    "title_canon_sha256": "e43567e39115f616c811ca8fa5370b65ade8118a61f27bf7a26211210ffde230"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7537",
    "kind": "arxiv",
    "version": 1
  }
}