Pith Number

pith:XJYH2WDU

pith:2017:XJYH2WDUW7MPDZ3CNAOCX2Y5UR

not attested not anchored not stored refs pending

First-light instrument for the 3.6m DOT: 4Kx4K CCD Imager

B. Krishna Reddey, Nandish Nanjappa, R. K. S. Yadav, R. Srinivasan, Sanjeet Sahu, S. B. Pandey, Shobhit Yadav

arxiv:1711.05422 v1 · 2017-11-15 · 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{XJYH2WDUW7MPDZ3CNAOCX2Y5UR}

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	2026-05-18T00:30:33.322200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba707d5874b7d8f1e762681c2beb1da47e1142d1da2aaa3b000dc07aa0d0850d

Aliases

arxiv: 1711.05422 · arxiv_version: 1711.05422v1 · doi: 10.48550/arxiv.1711.05422 · pith_short_12: XJYH2WDUW7MP · pith_short_16: XJYH2WDUW7MPDZ3C · pith_short_8: XJYH2WDU

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/XJYH2WDUW7MPDZ3CNAOCX2Y5UR \
  | 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: ba707d5874b7d8f1e762681c2beb1da47e1142d1da2aaa3b000dc07aa0d0850d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "440188a0075d6ee119683f74ecdedb121267e5354f36f85383c33d86d010563f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-11-15T06:13:19Z",
    "title_canon_sha256": "9405ae14fe14e2a62ba50a412fb5a59a3b6828feafd788651fa0e3609ade91db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05422",
    "kind": "arxiv",
    "version": 1
  }
}