Pith Number

pith:3WSFLA5G

pith:2012:3WSFLA5G2T5ZIC3OVCNWXMLCSA

not attested not anchored not stored refs pending

Linear analysis of the 4-step Carr\'e phase shifting algorithm: spectrum, signal-to-noise ratio, and harmonics response

Adonai Gonzalez, Manuel Servin

arxiv:1203.1947 v1 · 2012-03-08 · 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{3WSFLA5G2T5ZIC3OVCNWXMLCSA}

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	2026-05-18T04:00:27.931856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dda45583a6d4fb940b6ea89b6bb162902cb7da8f6e50e2772fff5766c696754c

Aliases

arxiv: 1203.1947 · arxiv_version: 1203.1947v1 · doi: 10.48550/arxiv.1203.1947 · pith_short_12: 3WSFLA5G2T5Z · pith_short_16: 3WSFLA5G2T5ZIC3O · pith_short_8: 3WSFLA5G

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/3WSFLA5G2T5ZIC3OVCNWXMLCSA \
  | 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: dda45583a6d4fb940b6ea89b6bb162902cb7da8f6e50e2772fff5766c696754c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad66eca6b3e93bb26d0095572af220912045804f8d9271e45bbe8671b85e4f93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-03-08T22:14:13Z",
    "title_canon_sha256": "88509eb8683acd326be44ad07b61b32c478c6467347d29b4ef2e73b20a158987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1947",
    "kind": "arxiv",
    "version": 1
  }
}