Pith Number

pith:OT4GIMGZ

pith:2009:OT4GIMGZY2GFQKUI4MGTYNF4XR

not attested not anchored not stored refs pending

Stratospheric Albedo Modification by Aerosol Injection

J. I. Katz

arxiv:0906.5307 v1 · 2009-06-29 · physics.soc-ph · physics.ao-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{OT4GIMGZY2GFQKUI4MGTYNF4XR}

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	2026-05-18T03:53:42.697613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74f86430d9c68c582a88e30d3c34bcbc5d95c7a706ffcbbca8b286aca3e215db

Aliases

arxiv: 0906.5307 · arxiv_version: 0906.5307v1 · doi: 10.48550/arxiv.0906.5307 · pith_short_12: OT4GIMGZY2GF · pith_short_16: OT4GIMGZY2GFQKUI · pith_short_8: OT4GIMGZ

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/OT4GIMGZY2GFQKUI4MGTYNF4XR \
  | 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: 74f86430d9c68c582a88e30d3c34bcbc5d95c7a706ffcbbca8b286aca3e215db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41cbb923cb3cc98e5ee5cc663195e2ed01ecb3156375a965190f61918123f3f1",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2009-06-29T19:27:35Z",
    "title_canon_sha256": "9efaad5ad6b94c9b33457aa83b25d428820d53e11bd575ebd2bc3ccd992a3a7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.5307",
    "kind": "arxiv",
    "version": 1
  }
}