Pith Number

pith:VGPQE3LK

pith:2014:VGPQE3LK77PHGV4OIHC44TA62E

not attested not anchored not stored refs pending

Design and performance of a F/#-conversion microlens for Prime Focus Spectrograph at Subaru Telescope

Akitoshi Ueda, Atsushi Shimono, Hajime Sugai, Hiroshi Karoji, James E. Gunn, Kouichi Waseda, Masahiko Kimura, Naoyuki Tamura, Naruhisa Takato, Yoko Tanaka, Youichi Ohyama

arxiv:1408.2867 v1 · 2014-08-12 · 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{VGPQE3LK77PHGV4OIHC44TA62E}

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	2026-05-18T01:42:21.151115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a99f026d6affde73578e41c5ce4c1ed111387d8942d00547ddcfd5cbed115feb

Aliases

arxiv: 1408.2867 · arxiv_version: 1408.2867v1 · doi: 10.48550/arxiv.1408.2867 · pith_short_12: VGPQE3LK77PH · pith_short_16: VGPQE3LK77PHGV4O · pith_short_8: VGPQE3LK

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/VGPQE3LK77PHGV4OIHC44TA62E \
  | 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: a99f026d6affde73578e41c5ce4c1ed111387d8942d00547ddcfd5cbed115feb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c938a26abcde4acf16cbe3ac43f43b627325faf934d0e127a3188444b388360",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-08-12T21:59:01Z",
    "title_canon_sha256": "f3064f92480b830257a577618bbd660f2b911310e29d197760bee7d1f654b104"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2867",
    "kind": "arxiv",
    "version": 1
  }
}