Pith Number

pith:D54GM3I6

pith:2022:D54GM3I6DID3M6G76FMA3QWBLE

not attested not anchored not stored refs pending

High Efficiency Echelle Gratings for the Far Ultraviolet

Brian Fleming, Drew M. Miles, Fabien Gris\'e, Kevin France, Nicholas Kruczek, Randall McEntaffer, Stephan McCandliss

arxiv:2207.07659 v1 · 2022-07-15 · 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{D54GM3I6DID3M6G76FMA3QWBLE}

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.

Cited by

1 paper in Pith

The Habitable Worlds Observatory Technology Development Plan

Receipt and verification

First computed	2026-07-05T04:47:18.976236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f78666d1e1a07b678dff1580dc2c1591ec8ff1a32e11f5e60c4e0eaab27305e

Aliases

arxiv: 2207.07659 · arxiv_version: 2207.07659v1 · doi: 10.48550/arxiv.2207.07659 · pith_short_12: D54GM3I6DID3 · pith_short_16: D54GM3I6DID3M6G7 · pith_short_8: D54GM3I6

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/D54GM3I6DID3M6G76FMA3QWBLE \
  | 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: 1f78666d1e1a07b678dff1580dc2c1591ec8ff1a32e11f5e60c4e0eaab27305e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "251eeafc96bb4aefd8a4ac5ce1e1c74169299f769eee46ed756e4fa0ed53478e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-07-15T18:00:00Z",
    "title_canon_sha256": "befaa77e32bf2de9a9890aab4da9326c70a9625ead7c1ab1ce7ca14145dda7c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.07659",
    "kind": "arxiv",
    "version": 1
  }
}