Pith Number

pith:J3GY4OT3

pith:2015:J3GY4OT3OBQYDHAQSTIOIP3WPC

not attested not anchored not stored refs pending

A LEO-Based Solar-Shade System to Mitigate Global Warming

Andrew Meulenberg, Rahul Suresh

arxiv:1504.05148 v1 · 2015-04-20 · physics.gen-ph · physics.space-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J3GY4OT3OBQYDHAQSTIOIP3WPC}

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	2026-05-18T02:18:22.510811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ecd8e3a7b7061819c1094d0e43f76789e6e36b673a85a41cc3e99cbfba04a7e

Aliases

arxiv: 1504.05148 · arxiv_version: 1504.05148v1 · doi: 10.48550/arxiv.1504.05148 · pith_short_12: J3GY4OT3OBQY · pith_short_16: J3GY4OT3OBQYDHAQ · pith_short_8: J3GY4OT3

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/J3GY4OT3OBQYDHAQSTIOIP3WPC \
  | 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: 4ecd8e3a7b7061819c1094d0e43f76789e6e36b673a85a41cc3e99cbfba04a7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acca26b771cea57f7b589cf16f113d30c9f61b2a36a0b6d5c3613649be512f93",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2015-04-20T18:33:08Z",
    "title_canon_sha256": "aff7de7cd16e158d8f2e6b9cbce20a7bb8d094db509150d4d7cd7f2113c6e6b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05148",
    "kind": "arxiv",
    "version": 1
  }
}