Pith Number

pith:JGWBD6HS

pith:2018:JGWBD6HSNJTEZF2U7UNP6T2DV5

not attested not anchored not stored refs pending

DOTIFS: fore-optics and calibration unit design

Amitesh Omar, A. N. Ramaprakash, Chaitanya V. Rajarshi, Changbom Park, Haeun Chung, Pravin A. Chordia, Pravin Khodade, Sabyasachi Chattopadhyay

arxiv:1810.03627 v1 · 2018-10-08 · 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{JGWBD6HSNJTEZF2U7UNP6T2DV5}

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	2026-05-18T00:03:44.826687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49ac11f8f26a664c9754fd1aff4f43af59c35e838d09131c8dbd85a5ad1b496c

Aliases

arxiv: 1810.03627 · arxiv_version: 1810.03627v1 · doi: 10.48550/arxiv.1810.03627 · pith_short_12: JGWBD6HSNJTE · pith_short_16: JGWBD6HSNJTEZF2U · pith_short_8: JGWBD6HS

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/JGWBD6HSNJTEZF2U7UNP6T2DV5 \
  | 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: 49ac11f8f26a664c9754fd1aff4f43af59c35e838d09131c8dbd85a5ad1b496c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba60a18bdabb58166c13af692dcf1d39a19baa5c9e30e233a8760ccb586e9d09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-10-08T18:00:11Z",
    "title_canon_sha256": "714bf4ac279f80c5015a6604a98651e946169138e4c1fa71a6a20d08ff37041a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03627",
    "kind": "arxiv",
    "version": 1
  }
}