Pith Number

pith:NPJNG2CN

pith:2016:NPJNG2CN4G3GXIPIDAK47WWFFT

not attested not anchored not stored refs pending

The Infrared Imaging Spectrograph (IRIS) for TMT: Multi-tiered Wavefront Measurements and Novel Mechanical Design

Anna M. Moore, David Andersen, Dean Chalmers, Edward Chapin, Glen Herriot, James E. Larkin, Jennifer Dunn, Ramunas Wierzbicki, Ryuji Suzuki, Victor Isbrucker, Vlad Reshetov

arxiv:1608.01680 v1 · 2016-08-04 · 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{NPJNG2CN4G3GXIPIDAK47WWFFT}

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	2026-05-18T01:08:37.664690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bd2d3684de1b66ba1e81815cfdac52cc2c04e672c8c420877c6d2841f0cb4ac

Aliases

arxiv: 1608.01680 · arxiv_version: 1608.01680v1 · doi: 10.48550/arxiv.1608.01680 · pith_short_12: NPJNG2CN4G3G · pith_short_16: NPJNG2CN4G3GXIPI · pith_short_8: NPJNG2CN

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/NPJNG2CN4G3GXIPIDAK47WWFFT \
  | 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: 6bd2d3684de1b66ba1e81815cfdac52cc2c04e672c8c420877c6d2841f0cb4ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af4985dd9494c9b49e280a14459aace437e2201b9c16b972b53791fee7620fe2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-08-04T20:00:50Z",
    "title_canon_sha256": "4bb46649f8c764a37b97ddb52c5632c3d815b11cd1f0868ee1db43de31c1047e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01680",
    "kind": "arxiv",
    "version": 1
  }
}