Pith Number

pith:LEWLUQGN

pith:2026:LEWLUQGNDJCLPUGBUTBONNWLYZ

not attested not anchored not stored refs pending

The Era of Extremely Large Optical Telescopes The ELT

Priya Hasan

arxiv:2605.20305 v1 · 2026-05-19 · physics.pop-ph · 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{LEWLUQGNDJCLPUGBUTBONNWLYZ}

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	2026-05-21T00:04:24.568493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

592cba40cd1a44b7d0c1a4c2e6b6cbc6514fda14fd14f96c55f484073dfac728

Aliases

arxiv: 2605.20305 · arxiv_version: 2605.20305v1 · doi: 10.48550/arxiv.2605.20305 · pith_short_12: LEWLUQGNDJCL · pith_short_16: LEWLUQGNDJCLPUGB · pith_short_8: LEWLUQGN

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/LEWLUQGNDJCLPUGBUTBONNWLYZ \
  | 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: 592cba40cd1a44b7d0c1a4c2e6b6cbc6514fda14fd14f96c55f484073dfac728

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e82f1679b2527adb4edd5688702da025bfe3a6cd3d94e406f966385283f520f",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2026-05-19T15:05:23Z",
    "title_canon_sha256": "162f9a0d561ef4543b1689467db35e04ff6d498af3466c02c2074e8d68046648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20305",
    "kind": "arxiv",
    "version": 1
  }
}