Pith Number

pith:55FAQTK3

pith:2026:55FAQTK3RI27E33JYQU2P37EY4

not attested not anchored not stored refs pending

Design and Development of Cassegrain Module for PARAS-2 Spectrograph (CAMPAS)

Abhijit G. Chakraborty, Ashirbad Nayak, Kapil Bharadwaj, Kevikumar A. Lad, Neelam J. S.S.V. Prasad, Nikitha Jithendran, Rishikesh Sharma, Vishal Joshi

arxiv:2605.23532 v1 · 2026-05-22 · 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{55FAQTK3RI27E33JYQU2P37EY4}

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	2026-05-25T02:01:59.610070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef4a084d5b8a35f26f69c429a7efe4c72731c4f7a7d2f27f4ad63e782cd80876

Aliases

arxiv: 2605.23532 · arxiv_version: 2605.23532v1 · doi: 10.48550/arxiv.2605.23532 · pith_short_12: 55FAQTK3RI27 · pith_short_16: 55FAQTK3RI27E33J · pith_short_8: 55FAQTK3

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/55FAQTK3RI27E33JYQU2P37EY4 \
  | 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: ef4a084d5b8a35f26f69c429a7efe4c72731c4f7a7d2f27f4ad63e782cd80876

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "629e4ce7319b25876dc005685ea63f66e3384f34ddcd57528ce0b379d89d84d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-05-22T11:51:26Z",
    "title_canon_sha256": "bd56b902b4f7b7b180c1193181b9fc81e210e232f81bdb8568b0ed459d91c593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23532",
    "kind": "arxiv",
    "version": 1
  }
}