Pith Number

pith:CMRKJ33X

pith:2011:CMRKJ33XHHTXDH6QUWS2UE7LIA

not attested not anchored not stored refs pending

Deriving Telescope Mueller Matrices Using Daytime Sky Polarization Observations

D.M. Harrington, J.R. Kuhn, S. Hall

arxiv:1105.2615 v1 · 2011-05-13 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CMRKJ33XHHTXDH6QUWS2UE7LIA}

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	2026-05-18T02:01:58.754387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1322a4ef7739e7719fd0a5a5aa13eb4035fed7917dee0bc699b797bc0b1fcfae

Aliases

arxiv: 1105.2615 · arxiv_version: 1105.2615v1 · doi: 10.48550/arxiv.1105.2615 · pith_short_12: CMRKJ33XHHTX · pith_short_16: CMRKJ33XHHTXDH6Q · pith_short_8: CMRKJ33X

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/CMRKJ33XHHTXDH6QUWS2UE7LIA \
  | 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: 1322a4ef7739e7719fd0a5a5aa13eb4035fed7917dee0bc699b797bc0b1fcfae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90322a34b8f0904189b57c9f85c35947e503fb66e64e1ae9a7f1e1e38c950e49",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-05-13T05:01:27Z",
    "title_canon_sha256": "e1af2c5bc8ef0095c21a178ddcb157c7a9f2f0ee91d1d5f06d377d89aca3dcbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2615",
    "kind": "arxiv",
    "version": 1
  }
}