Side-by-side or overlay PDF diff driven by one engine that reads each file into a structured model — text, vector geometry, images, form fields, annotations — and compares the models. Moves show as moves, edits show only where they happened, and any PDF type works without picking a mode.
Open a STEP / STP part and it measures itself — volume, thinnest wall, draft and undercut checks on load, plus hole detection with a BOM. Measure, section, export STL. Rust + WASM B-rep kernel, runs in your browser.
Raw milk from Serrana goats is warmed or cooled to about 35 °C and set with animal rennet in 40–60 minutes. The curd is drained lightly, pressed with weights until all the whey is out, salted after unmoulding and dried. It ripens at least 60 days, or 90 days for the harder Velho, at 5–12 °C while the cheeses are turned and washed. Made in 6 steps over 2 months. The longest step, ripen, turning and washing, takes at least 2 months (European Commission 2012) and runs at 5–12 °C (European Commission 2012). Lactic acid bacteria from the raw goat milk does most of the fermenting.
Olive oil and paprika (optional) · For coating the Velho, which turns the rind red[oj-2012]
Starter: none added; the raw milk carries the lactic bacteria
Total time across the recorded steps: 2 months
Start
Drag the bar or press Play
What changes:Starting material: raw milk from Serrana goats, filtered after milking
Step 1 of 6
Filter the milk after milking
Time
Not documented
Temperature
Not documented
Salt
None given
Acidity
Not documented
Which microbes the steps name, step by step
Lactic acid bacteria
Output: filtered raw goat milk.
Flavour
Not documented
Texture
Not documented
Colour
Not documented
Microbes at work in this step
Not documented for this step.
Method
Measured measured in a studySet fixed by a specification or tested recipeReported one source reports itTypical a general value, not sourced for this fermentUnconfirmed not yet checked against a source
What makes this one different
It is made only from the raw milk of one goat breed, the Serrana, set with animal rennet rather than cardoon. It is pressed hard, washed while it ripens, and the Velho may be coated in olive oil and paprika.
Milk
Raw milk from Serrana goats only
Composition
Fat 35–55 % of dry matter; moisture 27–37 % (25–35 % for Velho)
Size
Flat cylinder, 6–12 cm or 12–19 cm across, 3–6 cm high; 0.3–0.6 kg or 0.6–0.9 kg
The 1994 production rules named it Queijo de Cabra Serrano Transmontano and limited it to ten municipalities. The 2012 amendment added the Velho type, allowed semi-hard cheeses, set the 40–60 minute curdling time and extended the area to Alijó, Vimioso and part of Bragança.