Pith Number

pith:COKHGC5F

pith:2012:COKHGC5FY5KYOSTQSMHFW4NJ5G

not attested not anchored not stored refs pending

M&m's: An error budget and performance simulator code for polarimetric systems

Christoph U. Keller, Frans Snik, Maria de Juan Ovelar

arxiv:1207.4241 v1 · 2012-07-18 · astro-ph.IM · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COKHGC5FY5KYOSTQSMHFW4NJ5G}

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	2026-05-18T03:50:47.277440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1394730ba5c755874a70930e5b71a9e9ad6bcb154ceb551ba3cbd5c7dcfb451c

Aliases

arxiv: 1207.4241 · arxiv_version: 1207.4241v1 · doi: 10.48550/arxiv.1207.4241 · pith_short_12: COKHGC5FY5KY · pith_short_16: COKHGC5FY5KYOSTQ · pith_short_8: COKHGC5F

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/COKHGC5FY5KYOSTQSMHFW4NJ5G \
  | 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: 1394730ba5c755874a70930e5b71a9e9ad6bcb154ceb551ba3cbd5c7dcfb451c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2b2991d316560c936bb9f8a7ab4ced3e3c0f76847a070ed5236fb792466e1b6",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-07-18T00:31:33Z",
    "title_canon_sha256": "28c3856b1156fcd3d75078683989dd517e459a0cd72349bac3d2255239e0a134"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4241",
    "kind": "arxiv",
    "version": 1
  }
}